100122211031 has 2 divisors, whose sum is σ = 100122211032. Its totient is φ = 100122211030.

The previous prime is 100122210989. The next prime is 100122211039. The reversal of 100122211031 is 130112221001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100122211031 - 2³⁰ = 99048469207 is a prime.

It is a super-2 number, since 2×100122211031² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100122210997 and 100122211015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100122211039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50061105515 + 50061105516.

It is an arithmetic number, because the mean of its divisors is an integer number (50061105516).

Almost surely, 2^100122211031 is an apocalyptic number.

100122211031 is a deficient number, since it is larger than the sum of its proper divisors (1).

100122211031 is an equidigital number, since it uses as much as digits as its factorization.

100122211031 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 14.

Adding to 100122211031 its reverse (130112221001), we get a palindrome (230234432032).

The spelling of 100122211031 in words is "one hundred billion, one hundred twenty-two million, two hundred eleven thousand, thirty-one".