202110221012 has 36 divisors (see below), whose sum is σ = 416646780480. Its totient is φ = 85522220784.

The previous prime is 202110221011. The next prime is 202110221039. The reversal of 202110221012 is 210122011202.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202110221011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6510938 + ... + 6541905.

It is an arithmetic number, because the mean of its divisors is an integer number (11573521680).

Almost surely, 2^202110221012 is an apocalyptic number.

It is an amenable number.

202110221012 is an abundant number, since it is smaller than the sum of its proper divisors (214536559468).

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

202110221012 is a wasteful number, since it uses less digits than its factorization.

202110221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13052940 (or 13052931 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202110221012 its reverse (210122011202), we get a palindrome (412232232214).

The spelling of 202110221012 in words is "two hundred two billion, one hundred ten million, two hundred twenty-one thousand, twelve".