100012213233 has 24 divisors (see below), whose sum is σ = 146023124520. Its totient is φ = 65955513600.

The previous prime is 100012213211. The next prime is 100012213247. The reversal of 100012213233 is 332312210001.

It can be written as a sum of positive squares in 4 ways, for example, as 25653467889 + 74358745344 = 160167^2 + 272688^2 .

It is not a de Polignac number, because 100012213233 - 2²¹ = 100010116081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100012253233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 977535 + ... + 1074987.

It is an arithmetic number, because the mean of its divisors is an integer number (6084296855).

Almost surely, 2^100012213233 is an apocalyptic number.

It is an amenable number.

100012213233 is a deficient number, since it is larger than the sum of its proper divisors (46010911287).

100012213233 is a wasteful number, since it uses less digits than its factorization.

100012213233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98689 (or 98686 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 100012213233 its reverse (332312210001), we get a palindrome (432324423234).

The spelling of 100012213233 in words is "one hundred billion, twelve million, two hundred thirteen thousand, two hundred thirty-three".