100223033131 has 24 divisors (see below), whose sum is σ = 110028559680. Its totient is φ = 91235079936.

The previous prime is 100223033087. The next prime is 100223033137. The reversal of 100223033131 is 131330322001.

It is a de Polignac number, because none of the positive numbers 2^k-100223033131 is a prime.

It is a super-2 number, since 2×100223033131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100223033099 and 100223033108.

It is not an unprimeable number, because it can be changed into a prime (100223033137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12719565 + ... + 12727441.

It is an arithmetic number, because the mean of its divisors is an integer number (4584523320).

Almost surely, 2^100223033131 is an apocalyptic number.

100223033131 is a deficient number, since it is larger than the sum of its proper divisors (9805526549).

100223033131 is an equidigital number, since it uses as much as digits as its factorization.

100223033131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8935 (or 8922 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 100223033131 its reverse (131330322001), we get a palindrome (231553355132).

The spelling of 100223033131 in words is "one hundred billion, two hundred twenty-three million, thirty-three thousand, one hundred thirty-one".