222200123031 has 6 divisors (see below), whose sum is σ = 320955733280. Its totient is φ = 148133415348.

The previous prime is 222200123021. The next prime is 222200123059. The reversal of 222200123031 is 130321002222.

It is not a de Polignac number, because 222200123031 - 2⁶ = 222200122967 is a prime.

It is a super-2 number, since 2×222200123031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222200122995 and 222200123013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222200123021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12344451271 + ... + 12344451288.

Almost surely, 2^222200123031 is an apocalyptic number.

222200123031 is a deficient number, since it is larger than the sum of its proper divisors (98755610249).

222200123031 is a wasteful number, since it uses less digits than its factorization.

222200123031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24688902565 (or 24688902562 counting only the distinct ones).

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

Adding to 222200123031 its reverse (130321002222), we get a palindrome (352521125253).

The spelling of 222200123031 in words is "two hundred twenty-two billion, two hundred million, one hundred twenty-three thousand, thirty-one".