222021202312323 has 40 divisors (see below), whose sum is σ = 333169786147968. Its totient is φ = 147341011723776.

The previous prime is 222021202312313. The next prime is 222021202312363. The reversal of 222021202312323 is 323213202120222.

222021202312323 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 2 + 1 + 20 + 2 + 312 + 323 = 666.

It is not a de Polignac number, because 222021202312323 - 2⁸ = 222021202312067 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (222021202312313) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 289220761 + ... + 289987397.

Almost surely, 2^{222021202312323} is an apocalyptic number.

222021202312323 is a deficient number, since it is larger than the sum of its proper divisors (111148583835645).

222021202312323 is a wasteful number, since it uses less digits than its factorization.

222021202312323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782905 (or 782896 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 222021202312323 its reverse (323213202120222), we get a palindrome (545234404432545).

The spelling of 222021202312323 in words is "two hundred twenty-two trillion, twenty-one billion, two hundred two million, three hundred twelve thousand, three hundred twenty-three".