202102220312222 has 4 divisors (see below), whose sum is σ = 303153330468336. Its totient is φ = 101051110156110.

The previous prime is 202102220312203. The next prime is 202102220312261. The reversal of 202102220312222 is 222213022201202.

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 (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50525555078054 + ... + 50525555078057.

It is an arithmetic number, because the mean of its divisors is an integer number (75788332617084).

Almost surely, 2^{202102220312222} is an apocalyptic number.

202102220312222 is a deficient number, since it is larger than the sum of its proper divisors (101051110156114).

202102220312222 is a wasteful number, since it uses less digits than its factorization.

202102220312222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101051110156113.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 202102220312222 its reverse (222213022201202), we get a palindrome (424315242513424).

The spelling of 202102220312222 in words is "two hundred two trillion, one hundred two billion, two hundred twenty million, three hundred twelve thousand, two hundred twenty-two".