202221010002012 has 48 divisors (see below), whose sum is σ = 473461706726400. Its totient is φ = 67176873870912.

The previous prime is 202221010001981. The next prime is 202221010002019. The reversal of 202221010002012 is 210200010122202.

It is a junction number, because it is equal to n+sod(n) for n = 202221010001982 and 202221010002000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202221010002019) 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, 9493887 + ... + 22239062.

It is an arithmetic number, because the mean of its divisors is an integer number (9863785556800).

Almost surely, 2^{202221010002012} is an apocalyptic number.

It is an amenable number.

202221010002012 is an abundant number, since it is smaller than the sum of its proper divisors (271240696724388).

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

202221010002012 is a wasteful number, since it uses less digits than its factorization.

202221010002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31734770 (or 31734768 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202221010002012 its reverse (210200010122202), we get a palindrome (412421020124214).

The spelling of 202221010002012 in words is "two hundred two trillion, two hundred twenty-one billion, ten million, two thousand, twelve".