3201150020 has 96 divisors (see below), whose sum is σ = 7301145600. Its totient is φ = 1175126400.

The previous prime is 3201149981. The next prime is 3201150023. The reversal of 3201150020 is 200511023.

It is a happy number.

It is a super-2 number, since 2×3201150020² = 20494722901092000800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3201149977 and 3201150004.

It is not an unprimeable number, because it can be changed into a prime (3201150023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1590815 + ... + 1592825.

It is an arithmetic number, because the mean of its divisors is an integer number (76053600).

Almost surely, 2^3201150020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3201150020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3650572800).

3201150020 is an abundant number, since it is smaller than the sum of its proper divisors (4099995580).

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

3201150020 is a wasteful number, since it uses less digits than its factorization.

3201150020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2169 (or 2167 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 3201150020 is about 56578.7064185812. The cubic root of 3201150020 is about 1473.7891078926.

Adding to 3201150020 its reverse (200511023), we get a palindrome (3401661043).

The spelling of 3201150020 in words is "three billion, two hundred one million, one hundred fifty thousand, twenty".