100133202331 has 4 divisors (see below), whose sum is σ = 103363305664. Its totient is φ = 96903099000.

The previous prime is 100133202313. The next prime is 100133202359. The reversal of 100133202331 is 133202331001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133202331001 = 12479 ⋅10674119.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100133202331 is a prime.

It is a super-2 number, since 2×100133202331² (a number of 23 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 = 100133202299 and 100133202308.

It is not an unprimeable number, because it can be changed into a prime (100133202371) 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, 1615051620 + ... + 1615051681.

It is an arithmetic number, because the mean of its divisors is an integer number (25840826416).

Almost surely, 2^100133202331 is an apocalyptic number.

100133202331 is a deficient number, since it is larger than the sum of its proper divisors (3230103333).

100133202331 is an equidigital number, since it uses as much as digits as its factorization.

100133202331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3230103332.

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

Adding to 100133202331 its reverse (133202331001), we get a palindrome (233335533332).

The spelling of 100133202331 in words is "one hundred billion, one hundred thirty-three million, two hundred two thousand, three hundred thirty-one".