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2013212203 = 19500321179
BaseRepresentation
bin111011111111111…
…0010111000101011
312012022012202221221
41313333302320223
513110340242303
6531434042511
7100614010222
oct16777627053
95168182857
102013212203
11943451142
12482279437
13261122032
14151537cb9
15bbb224bd
hex77ff2e2b

2013212203 has 8 divisors (see below), whose sum is σ = 2119694400. Its totient is φ = 1906782408.

The previous prime is 2013212189. The next prime is 2013212213. The reversal of 2013212203 is 3022123102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2013212203 is a prime.

It is a super-2 number, since 2×20132122032 = 8106046748616226418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013212213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84468 + ... + 105646.

It is an arithmetic number, because the mean of its divisors is an integer number (264961800).

Almost surely, 22013212203 is an apocalyptic number.

2013212203 is a deficient number, since it is larger than the sum of its proper divisors (106482197).

2013212203 is a wasteful number, since it uses less digits than its factorization.

2013212203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26201.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2013212203 is about 44868.8333144511. The cubic root of 2013212203 is about 1262.6893516993.

Adding to 2013212203 its reverse (3022123102), we get a palindrome (5035335305).

The spelling of 2013212203 in words is "two billion, thirteen million, two hundred twelve thousand, two hundred three".

Divisors: 1 19 5003 21179 95057 402401 105958537 2013212203