100103331011231 has 4 divisors (see below), whose sum is σ = 101799997638600. Its totient is φ = 98406664383864.

The previous prime is 100103331011213. The next prime is 100103331011263. The reversal of 100103331011231 is 132110133301001.

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-100103331011231 is a prime.

It is a super-2 number, since 2×100103331011231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100103331011291) 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, 848333313596 + ... + 848333313713.

It is an arithmetic number, because the mean of its divisors is an integer number (25449999409650).

Almost surely, 2^{100103331011231} is an apocalyptic number.

100103331011231 is a deficient number, since it is larger than the sum of its proper divisors (1696666627369).

100103331011231 is an equidigital number, since it uses as much as digits as its factorization.

100103331011231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696666627368.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 100103331011231 its reverse (132110133301001), we get a palindrome (232213464312232).

The spelling of 100103331011231 in words is "one hundred trillion, one hundred three billion, three hundred thirty-one million, eleven thousand, two hundred thirty-one".