202221001211112 has 96 divisors (see below), whose sum is σ = 591351231744000. Its totient is φ = 62059387287168.

The previous prime is 202221001211111. The next prime is 202221001211161. The reversal of 202221001211112 is 211112100122202.

202221001211112 is a `hidden beast` number, since 20 + 222 + 100 + 1 + 211 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (202221001211111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 281688612 + ... + 282405587.

It is an arithmetic number, because the mean of its divisors is an integer number (6159908664000).

Almost surely, 2^{202221001211112} is an apocalyptic number.

It is an amenable number.

202221001211112 is an abundant number, since it is smaller than the sum of its proper divisors (389130230532888).

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

202221001211112 is a wasteful number, since it uses less digits than its factorization.

202221001211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564094607 (or 564094600 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 202221001211112 its reverse (211112100122202), we get a palindrome (413333101333314).

The spelling of 202221001211112 in words is "two hundred two trillion, two hundred twenty-one billion, one million, two hundred eleven thousand, one hundred twelve".