202101001221112 has 16 divisors (see below), whose sum is σ = 433073574045360. Its totient is φ = 86614714809024.

The previous prime is 202101001221079. The next prime is 202101001221127. The reversal of 202101001221112 is 211122100101202.

It is a super-3 number, since 3×202101001221112³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 1804473225133 + ... + 1804473225244.

It is an arithmetic number, because the mean of its divisors is an integer number (27067098377835).

Almost surely, 2^{202101001221112} is an apocalyptic number.

It is an amenable number.

202101001221112 is an abundant number, since it is smaller than the sum of its proper divisors (230972572824248).

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

202101001221112 is a wasteful number, since it uses less digits than its factorization.

202101001221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3608946450390 (or 3608946450386 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 202101001221112 its reverse (211122100101202), we get a palindrome (413223101322314).

The spelling of 202101001221112 in words is "two hundred two trillion, one hundred one billion, one million, two hundred twenty-one thousand, one hundred twelve".