100121232302331 has 32 divisors (see below), whose sum is σ = 138325641898752. Its totient is φ = 64372298833920.

The previous prime is 100121232302293. The next prime is 100121232302339. The reversal of 100121232302331 is 133203232121001.

It is a de Polignac number, because none of the positive numbers 2^k-100121232302331 is a prime.

It is a super-2 number, since 2×100121232302331² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100121232302339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15710011 + ... + 21143483.

It is an arithmetic number, because the mean of its divisors is an integer number (4322676309336).

Almost surely, 2^{100121232302331} is an apocalyptic number.

100121232302331 is a deficient number, since it is larger than the sum of its proper divisors (38204409596421).

100121232302331 is a wasteful number, since it uses less digits than its factorization.

100121232302331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5435323.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 100121232302331 its reverse (133203232121001), we get a palindrome (233324464423332).

The spelling of 100121232302331 in words is "one hundred trillion, one hundred twenty-one billion, two hundred thirty-two million, three hundred two thousand, three hundred thirty-one".