202221212110102 has 8 divisors (see below), whose sum is σ = 309785686636896. Its totient is φ = 98959316564472.

The previous prime is 202221212110061. The next prime is 202221212110117. The reversal of 202221212110102 is 201011212122202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 202221212110102.

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, 1075644745173 + ... + 1075644745360.

It is an arithmetic number, because the mean of its divisors is an integer number (38723210829612).

Almost surely, 2^{202221212110102} is an apocalyptic number.

202221212110102 is a deficient number, since it is larger than the sum of its proper divisors (107564474526794).

202221212110102 is a wasteful number, since it uses less digits than its factorization.

202221212110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151289490582.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 202221212110102 its reverse (201011212122202), we get a palindrome (403232424232304).

The spelling of 202221212110102 in words is "two hundred two trillion, two hundred twenty-one billion, two hundred twelve million, one hundred ten thousand, one hundred two".