321109222238 has 16 divisors (see below), whose sum is σ = 553769201664. Its totient is φ = 136794175800.

The previous prime is 321109222207. The next prime is 321109222249. The reversal of 321109222238 is 832222901123.

It is a super-2 number, since 2×321109222238² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 321109222198 and 321109222207.

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, 68669438 + ... + 68674113.

It is an arithmetic number, because the mean of its divisors is an integer number (34610575104).

Almost surely, 2^321109222238 is an apocalyptic number.

321109222238 is a deficient number, since it is larger than the sum of its proper divisors (232659979426).

321109222238 is a wasteful number, since it uses less digits than its factorization.

321109222238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137343727.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 321109222238 in words is "three hundred twenty-one billion, one hundred nine million, two hundred twenty-two thousand, two hundred thirty-eight".