100303211031 has 16 divisors (see below), whose sum is σ = 137372626944. Its totient is φ = 65067749984.

The previous prime is 100303211023. The next prime is 100303211051. The reversal of 100303211031 is 130112303001.

It is a cyclic number.

It is not a de Polignac number, because 100303211031 - 2³ = 100303211023 is a prime.

It is a super-2 number, since 2×100303211031² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100303211031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100303211051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2031591 + ... + 2080376.

It is an arithmetic number, because the mean of its divisors is an integer number (8585789184).

Almost surely, 2^100303211031 is an apocalyptic number.

100303211031 is a deficient number, since it is larger than the sum of its proper divisors (37069415913).

100303211031 is a wasteful number, since it uses less digits than its factorization.

100303211031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4112190.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 100303211031 its reverse (130112303001), we get a palindrome (230415514032).

The spelling of 100303211031 in words is "one hundred billion, three hundred three million, two hundred eleven thousand, thirty-one".