12202021221100 has 18 divisors (see below), whose sum is σ = 26478386050004. Its totient is φ = 4880808488400.

The previous prime is 12202021221067. The next prime is 12202021221133. The reversal of 12202021221100 is 112212020221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12202021221067) and next prime (12202021221133).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61010106006 + ... + 61010106205.

Almost surely, 2^{12202021221100} is an apocalyptic number.

12202021221100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12202021221100 is an abundant number, since it is smaller than the sum of its proper divisors (14276364828904).

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

12202021221100 is a wasteful number, since it uses less digits than its factorization.

12202021221100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122020212225 (or 122020212218 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12202021221100 its reverse (112212020221), we get a palindrome (12314233241321).

The spelling of 12202021221100 in words is "twelve trillion, two hundred two billion, twenty-one million, two hundred twenty-one thousand, one hundred".