100120110973 has 2 divisors, whose sum is σ = 100120110974. Its totient is φ = 100120110972.

The previous prime is 100120110943. The next prime is 100120110989. The reversal of 100120110973 is 379011021001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81303679044 + 18816431929 = 285138^2 + 137173^2 .

It is a cyclic number.

It is not a de Polignac number, because 100120110973 - 2²⁹ = 99583240061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100120110943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060055486 + 50060055487.

It is an arithmetic number, because the mean of its divisors is an integer number (50060055487).

Almost surely, 2^100120110973 is an apocalyptic number.

It is an amenable number.

100120110973 is a deficient number, since it is larger than the sum of its proper divisors (1).

100120110973 is an equidigital number, since it uses as much as digits as its factorization.

100120110973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 25.

Adding to 100120110973 its reverse (379011021001), we get a palindrome (479131131974).

The spelling of 100120110973 in words is "one hundred billion, one hundred twenty million, one hundred ten thousand, nine hundred seventy-three".