122312123222 has 16 divisors (see below), whose sum is σ = 189399433344. Its totient is φ = 59179248000.

The previous prime is 122312123189. The next prime is 122312123233. The reversal of 122312123222 is 222321213221.

It is a happy number.

It is a super-2 number, since 2×122312123222² (a number of 23 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 7 ways as a sum of consecutive naturals, for example, 979022 + ... + 1096862.

It is an arithmetic number, because the mean of its divisors is an integer number (11837464584).

Almost surely, 2^122312123222 is an apocalyptic number.

122312123222 is a deficient number, since it is larger than the sum of its proper divisors (67087310122).

122312123222 is a wasteful number, since it uses less digits than its factorization.

122312123222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134615.

The product of its digits is 1152, while the sum is 23.

Adding to 122312123222 its reverse (222321213221), we get a palindrome (344633336443).

The spelling of 122312123222 in words is "one hundred twenty-two billion, three hundred twelve million, one hundred twenty-three thousand, two hundred twenty-two".