312233424220022 has 8 divisors (see below), whose sum is σ = 468516276862200. Its totient is φ = 156061331932624.

The previous prime is 312233424220007. The next prime is 312233424220087. The reversal of 312233424220022 is 220022424332213.

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

It is a super-2 number, since 2×312233424220022² (a number of 30 digits) contains 22 as substring.

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, 27690081647 + ... + 27690092922.

It is an arithmetic number, because the mean of its divisors is an integer number (58564534607775).

Almost surely, 2^{312233424220022} is an apocalyptic number.

312233424220022 is a deficient number, since it is larger than the sum of its proper divisors (156282852642178).

312233424220022 is a wasteful number, since it uses less digits than its factorization.

312233424220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55380177390.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 312233424220022 its reverse (220022424332213), we get a palindrome (532255848552235).

The spelling of 312233424220022 in words is "three hundred twelve trillion, two hundred thirty-three billion, four hundred twenty-four million, two hundred twenty thousand, twenty-two".