100423313331 has 16 divisors (see below), whose sum is σ = 147516519168. Its totient is φ = 60260012000.

The previous prime is 100423313281. The next prime is 100423313357. The reversal of 100423313331 is 133313324001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100423313331 - 2¹⁰ = 100423312307 is a prime.

It is a super-2 number, since 2×100423313331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100423314331) 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, 15061671 + ... + 15068336.

It is an arithmetic number, because the mean of its divisors is an integer number (9219782448).

Almost surely, 2^100423313331 is an apocalyptic number.

100423313331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100423313331 is a deficient number, since it is larger than the sum of its proper divisors (47093205837).

100423313331 is a wasteful number, since it uses less digits than its factorization.

100423313331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30130122.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 100423313331 its reverse (133313324001), we get a palindrome (233736637332).

The spelling of 100423313331 in words is "one hundred billion, four hundred twenty-three million, three hundred thirteen thousand, three hundred thirty-one".