20002113032212 has 12 divisors (see below), whose sum is σ = 36132849348736. Its totient is φ = 9678441789720.

The previous prime is 20002113032177. The next prime is 20002113032221. The reversal of 20002113032212 is 21223031120002.

It is a super-2 number, since 2×20002113032212² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20002113032212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80653681458 + ... + 80653681705.

Almost surely, 2^{20002113032212} is an apocalyptic number.

It is an amenable number.

20002113032212 is a deficient number, since it is larger than the sum of its proper divisors (16130736316524).

20002113032212 is a wasteful number, since it uses less digits than its factorization.

20002113032212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161307363198 (or 161307363196 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 20002113032212 its reverse (21223031120002), we get a palindrome (41225144152214).

The spelling of 20002113032212 in words is "twenty trillion, two billion, one hundred thirteen million, thirty-two thousand, two hundred twelve".