22120101220031 has 2 divisors, whose sum is σ = 22120101220032. Its totient is φ = 22120101220030.

The previous prime is 22120101219971. The next prime is 22120101220117. The reversal of 22120101220031 is 13002210102122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22120101220031 - 2³⁴ = 22102921350847 is a prime.

It is a super-2 number, since 2×22120101220031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22120101219991 and 22120101220009.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22120101226031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060050610015 + 11060050610016.

It is an arithmetic number, because the mean of its divisors is an integer number (11060050610016).

Almost surely, 2^{22120101220031} is an apocalyptic number.

22120101220031 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120101220031 is an equidigital number, since it uses as much as digits as its factorization.

22120101220031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22120101220031 its reverse (13002210102122), we get a palindrome (35122311322153).

The spelling of 22120101220031 in words is "twenty-two trillion, one hundred twenty billion, one hundred one million, two hundred twenty thousand, thirty-one".