20056392212 has 12 divisors (see below), whose sum is σ = 35099732640. Its totient is φ = 10027897176.

The previous prime is 20056392211. The next prime is 20056392233. The reversal of 20056392212 is 21229365002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20056392211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154043 + ... + 252669.

It is an arithmetic number, because the mean of its divisors is an integer number (2924977720).

Almost surely, 2^20056392212 is an apocalyptic number.

It is an amenable number.

20056392212 is a deficient number, since it is larger than the sum of its proper divisors (15043340428).

20056392212 is a wasteful number, since it uses less digits than its factorization.

20056392212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149470 (or 149468 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 20056392212 in words is "twenty billion, fifty-six million, three hundred ninety-two thousand, two hundred twelve".