4012402120 has 32 divisors (see below), whose sum is σ = 9081979200. Its totient is φ = 1595347648.

The previous prime is 4012402103. The next prime is 4012402139. The reversal of 4012402120 is 212042104.

4012402120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4012402094 and 4012402103.

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, 293650 + ... + 307009.

It is an arithmetic number, because the mean of its divisors is an integer number (283811850).

Almost surely, 2^4012402120 is an apocalyptic number.

4012402120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4012402120 is an abundant number, since it is smaller than the sum of its proper divisors (5069577080).

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

4012402120 is a wasteful number, since it uses less digits than its factorization.

4012402120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600837 (or 600833 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 4012402120 is about 63343.5246887951. The cubic root of 4012402120 is about 1589.0399541729.

Adding to 4012402120 its reverse (212042104), we get a palindrome (4224444224).

The spelling of 4012402120 in words is "four billion, twelve million, four hundred two thousand, one hundred twenty".