100311312204331 has 4 divisors (see below), whose sum is σ = 103022428750432. Its totient is φ = 97600195658232.

The previous prime is 100311312204241. The next prime is 100311312204359. The reversal of 100311312204331 is 133402213113001.

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

It is a cyclic number.

It is not a de Polignac number, because 100311312204331 - 2⁴⁵ = 65126940115499 is a prime.

It is a super-2 number, since 2×100311312204331² (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 = 100311312204296 and 100311312204305.

It is not an unprimeable number, because it can be changed into a prime (100311312204731) 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, 1355558272995 + ... + 1355558273068.

It is an arithmetic number, because the mean of its divisors is an integer number (25755607187608).

Almost surely, 2^{100311312204331} is an apocalyptic number.

100311312204331 is a deficient number, since it is larger than the sum of its proper divisors (2711116546101).

100311312204331 is an equidigital number, since it uses as much as digits as its factorization.

100311312204331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711116546100.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 100311312204331 its reverse (133402213113001), we get a palindrome (233713525317332).

The spelling of 100311312204331 in words is "one hundred trillion, three hundred eleven billion, three hundred twelve million, two hundred four thousand, three hundred thirty-one".