122312322 has 32 divisors (see below), whose sum is σ = 296516160. Its totient is φ = 37064160.

The previous prime is 122312299. The next prime is 122312341. The reversal of 122312322 is 223213221.

It is a super-2 number, since 2×122312322² = 29920608226063368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 122312295 and 122312304.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102363 + ... + 103550.

It is an arithmetic number, because the mean of its divisors is an integer number (9266130).

Almost surely, 2^122312322 is an apocalyptic number.

122312322 is an abundant number, since it is smaller than the sum of its proper divisors (174203838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122312322 is a wasteful number, since it uses less digits than its factorization.

122312322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205935 (or 205929 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 122312322 is about 11059.4901329130. The cubic root of 122312322 is about 496.3904341067.

Adding to 122312322 its reverse (223213221), we get a palindrome (345525543).

The spelling of 122312322 in words is "one hundred twenty-two million, three hundred twelve thousand, three hundred twenty-two".