2120401032 has 32 divisors (see below), whose sum is σ = 5444275200. Its totient is φ = 687697344.

The previous prime is 2120401021. The next prime is 2120401039. The reversal of 2120401032 is 2301040212.

It is a super-2 number, since 2×2120401032² = 8992201073013330048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2120401039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1193032 + ... + 1194807.

It is an arithmetic number, because the mean of its divisors is an integer number (170133600).

Almost surely, 2^2120401032 is an apocalyptic number.

It is an amenable number.

2120401032 is an abundant number, since it is smaller than the sum of its proper divisors (3323874168).

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

2120401032 is a wasteful number, since it uses less digits than its factorization.

2120401032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2387885 (or 2387881 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2120401032 is about 46047.8124561851. The cubic root of 2120401032 is about 1284.7126554989.

Adding to 2120401032 its reverse (2301040212), we get a palindrome (4421441244).

The spelling of 2120401032 in words is "two billion, one hundred twenty million, four hundred one thousand, thirty-two".