100231221223113 has 16 divisors (see below), whose sum is σ = 137559251491200. Its totient is φ = 64870046954496.

The previous prime is 100231221223103. The next prime is 100231221223123. The reversal of 100231221223113 is 311322122132001.

It is an interprime number because it is at equal distance from previous prime (100231221223103) and next prime (100231221223123).

It is not a de Polignac number, because 100231221223113 - 2¹⁰ = 100231221222089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100231221223103) 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, 1005500245 + ... + 1005599922.

It is an arithmetic number, because the mean of its divisors is an integer number (8597453218200).

Almost surely, 2^{100231221223113} is an apocalyptic number.

It is an amenable number.

100231221223113 is a deficient number, since it is larger than the sum of its proper divisors (37328030268087).

100231221223113 is a wasteful number, since it uses less digits than its factorization.

100231221223113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011100656.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 100231221223113 its reverse (311322122132001), we get a palindrome (411553343355114).

The spelling of 100231221223113 in words is "one hundred trillion, two hundred thirty-one billion, two hundred twenty-one million, two hundred twenty-three thousand, one hundred thirteen".