34020404120 has 16 divisors (see below), whose sum is σ = 76545909360. Its totient is φ = 13608161632.

The previous prime is 34020404111. The next prime is 34020404167. The reversal of 34020404120 is 2140402043.

It is a super-2 number, since 2×34020404120² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 34020404092 and 34020404101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425255012 + ... + 425255091.

It is an arithmetic number, because the mean of its divisors is an integer number (4784119335).

Almost surely, 2^34020404120 is an apocalyptic number.

It is an amenable number.

34020404120 is an abundant number, since it is smaller than the sum of its proper divisors (42525505240).

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

34020404120 is a wasteful number, since it uses less digits than its factorization.

34020404120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850510114 (or 850510110 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 34020404120 its reverse (2140402043), we get a palindrome (36160806163).

The spelling of 34020404120 in words is "thirty-four billion, twenty million, four hundred four thousand, one hundred twenty".