10020520722 has 32 divisors (see below), whose sum is σ = 20919628800. Its totient is φ = 3193842960.

The previous prime is 10020520709. The next prime is 10020520723. The reversal of 10020520722 is 22702502001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10020520723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448779 + ... + 470577.

It is an arithmetic number, because the mean of its divisors is an integer number (653738400).

Almost surely, 2^10020520722 is an apocalyptic number.

10020520722 is an abundant number, since it is smaller than the sum of its proper divisors (10899108078).

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

10020520722 is a wasteful number, since it uses less digits than its factorization.

10020520722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25158.

The product of its (nonzero) digits is 560, while the sum is 21.

The spelling of 10020520722 in words is "ten billion, twenty million, five hundred twenty thousand, seven hundred twenty-two".