20212616522 has 48 divisors (see below), whose sum is σ = 36842625792. Its totient is φ = 8276859360.

The previous prime is 20212616513. The next prime is 20212616551. The reversal of 20212616522 is 22561621202.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2296943 + ... + 2305725.

It is an arithmetic number, because the mean of its divisors is an integer number (767554704).

Almost surely, 2^20212616522 is an apocalyptic number.

20212616522 is a deficient number, since it is larger than the sum of its proper divisors (16630009270).

20212616522 is a wasteful number, since it uses less digits than its factorization.

20212616522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9843 (or 9836 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 20212616522 in words is "twenty billion, two hundred twelve million, six hundred sixteen thousand, five hundred twenty-two".