34121032420 has 12 divisors (see below), whose sum is σ = 71654168124. Its totient is φ = 13648412960.

The previous prime is 34121032399. The next prime is 34121032433. The reversal of 34121032420 is 2423012143.

It can be written as a sum of positive squares in 2 ways, for example, as 9542945344 + 24578087076 = 97688^2 + 156774^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34121032391 and 34121032400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 853025791 + ... + 853025830.

It is an arithmetic number, because the mean of its divisors is an integer number (5971180677).

Almost surely, 2^34121032420 is an apocalyptic number.

It is an amenable number.

34121032420 is an abundant number, since it is smaller than the sum of its proper divisors (37533135704).

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

34121032420 is a wasteful number, since it uses less digits than its factorization.

34121032420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706051630 (or 1706051628 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 34121032420 its reverse (2423012143), we get a palindrome (36544044563).

The spelling of 34121032420 in words is "thirty-four billion, one hundred twenty-one million, thirty-two thousand, four hundred twenty".