22101120031 has 2 divisors, whose sum is σ = 22101120032. Its totient is φ = 22101120030.

The previous prime is 22101120001. The next prime is 22101120061. The reversal of 22101120031 is 13002110122.

It is a balanced prime because it is at equal distance from previous prime (22101120001) and next prime (22101120061).

It is a cyclic number.

It is not a de Polignac number, because 22101120031 - 2¹⁵ = 22101087263 is a prime.

It is a super-2 number, since 2×22101120031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22101119993 and 22101120020.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22101120001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050560015 + 11050560016.

It is an arithmetic number, because the mean of its divisors is an integer number (11050560016).

Almost surely, 2^22101120031 is an apocalyptic number.

22101120031 is a deficient number, since it is larger than the sum of its proper divisors (1).

22101120031 is an equidigital number, since it uses as much as digits as its factorization.

22101120031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 22101120031 its reverse (13002110122), we get a palindrome (35103230153).

Subtracting from 22101120031 its reverse (13002110122), we obtain a palindrome (9099009909).

The spelling of 22101120031 in words is "twenty-two billion, one hundred one million, one hundred twenty thousand, thirty-one".