222202021120031 has 2 divisors, whose sum is σ = 222202021120032. Its totient is φ = 222202021120030.

The previous prime is 222202021120021. The next prime is 222202021120043. The reversal of 222202021120031 is 130021120202222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222202021120031 is a prime.

It is a super-2 number, since 2×222202021120031² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 222202021119985 and 222202021120012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222202021120021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111101010560015 + 111101010560016.

It is an arithmetic number, because the mean of its divisors is an integer number (111101010560016).

Almost surely, 2^{222202021120031} is an apocalyptic number.

222202021120031 is a deficient number, since it is larger than the sum of its proper divisors (1).

222202021120031 is an equidigital number, since it uses as much as digits as its factorization.

222202021120031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 222202021120031 its reverse (130021120202222), we get a palindrome (352223141322253).

The spelling of 222202021120031 in words is "two hundred twenty-two trillion, two hundred two billion, twenty-one million, one hundred twenty thousand, thirty-one".