100323310221031 has 8 divisors (see below), whose sum is σ = 102770653071744. Its totient is φ = 97875987982080.

The previous prime is 100323310221023. The next prime is 100323310221053. The reversal of 100323310221031 is 130122013323001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100323310221031 - 2³ = 100323310221023 is a prime.

It is a super-2 number, since 2×100323310221031² (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 = 100323310220993 and 100323310221011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100323310221131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4938511 + ... + 15001183.

It is an arithmetic number, because the mean of its divisors is an integer number (12846331633968).

Almost surely, 2^{100323310221031} is an apocalyptic number.

100323310221031 is a deficient number, since it is larger than the sum of its proper divisors (2447342850713).

100323310221031 is a wasteful number, since it uses less digits than its factorization.

100323310221031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10305881.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 100323310221031 its reverse (130122013323001), we get a palindrome (230445323544032).

The spelling of 100323310221031 in words is "one hundred trillion, three hundred twenty-three billion, three hundred ten million, two hundred twenty-one thousand, thirty-one".