222202140 has 24 divisors (see below), whose sum is σ = 622166160. Its totient is φ = 59253888.

The previous prime is 222202139. The next prime is 222202159. The reversal of 222202140 is 41202222.

222202140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1851625 + ... + 1851744.

It is an arithmetic number, because the mean of its divisors is an integer number (25923590).

Almost surely, 2^222202140 is an apocalyptic number.

222202140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222202140 is an abundant number, since it is smaller than the sum of its proper divisors (399964020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222202140 is a wasteful number, since it uses less digits than its factorization.

222202140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703381 (or 3703379 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 222202140 is about 14906.4462565697. The cubic root of 222202140 is about 605.6886178179.

Adding to 222202140 its reverse (41202222), we get a palindrome (263404362).

The spelling of 222202140 in words is "two hundred twenty-two million, two hundred two thousand, one hundred forty".