34122020020 has 96 divisors (see below), whose sum is σ = 81060134400. Its totient is φ = 11951385600.

The previous prime is 34122019961. The next prime is 34122020059. The reversal of 34122020020 is 2002022143.

It is a junction number, because it is equal to n+sod(n) for n = 34122019976 and 34122020003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2743576 + ... + 2755984.

It is an arithmetic number, because the mean of its divisors is an integer number (844376400).

Almost surely, 2^34122020020 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 34122020020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40530067200).

34122020020 is an abundant number, since it is smaller than the sum of its proper divisors (46938114380).

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

34122020020 is a wasteful number, since it uses less digits than its factorization.

34122020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12889 (or 12887 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 34122020020 its reverse (2002022143), we get a palindrome (36124042163).

The spelling of 34122020020 in words is "thirty-four billion, one hundred twenty-two million, twenty thousand, twenty".