100012210322131 has 4 divisors (see below), whose sum is σ = 100013450833512. Its totient is φ = 100010969810752.

The previous prime is 100012210322119. The next prime is 100012210322177. The reversal of 100012210322131 is 131223012210001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100012210322131 is a prime.

It is a super-2 number, since 2×100012210322131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100012210322099 and 100012210322108.

It is not an unprimeable number, because it can be changed into a prime (100012210332131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620134750 + ... + 620296003.

It is an arithmetic number, because the mean of its divisors is an integer number (25003362708378).

Almost surely, 2^{100012210322131} is an apocalyptic number.

100012210322131 is a deficient number, since it is larger than the sum of its proper divisors (1240511381).

100012210322131 is an equidigital number, since it uses as much as digits as its factorization.

100012210322131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240511380.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 100012210322131 its reverse (131223012210001), we get a palindrome (231235222532132).

The spelling of 100012210322131 in words is "one hundred trillion, twelve billion, two hundred ten million, three hundred twenty-two thousand, one hundred thirty-one".