202312221313222 has 4 divisors (see below), whose sum is σ = 303468331969836. Its totient is φ = 101156110656610.

The previous prime is 202312221313217. The next prime is 202312221313249. The reversal of 202312221313222 is 222313122213202.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50578055328304 + ... + 50578055328307.

It is an arithmetic number, because the mean of its divisors is an integer number (75867082992459).

Almost surely, 2^{202312221313222} is an apocalyptic number.

202312221313222 is a deficient number, since it is larger than the sum of its proper divisors (101156110656614).

202312221313222 is a wasteful number, since it uses less digits than its factorization.

202312221313222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101156110656613.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 202312221313222 its reverse (222313122213202), we get a palindrome (424625343526424).

The spelling of 202312221313222 in words is "two hundred two trillion, three hundred twelve billion, two hundred twenty-one million, three hundred thirteen thousand, two hundred twenty-two".