100120231313 has 4 divisors (see below), whose sum is σ = 101530375488. Its totient is φ = 98710087140.

The previous prime is 100120231303. The next prime is 100120231361. The reversal of 100120231313 is 313132021001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100120231313 - 2⁴ = 100120231297 is a prime.

It is a super-3 number, since 3×100120231313³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100120231291 and 100120231300.

It is not an unprimeable number, because it can be changed into a prime (100120231303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705071981 + ... + 705072122.

It is an arithmetic number, because the mean of its divisors is an integer number (25382593872).

Almost surely, 2^100120231313 is an apocalyptic number.

It is an amenable number.

100120231313 is a deficient number, since it is larger than the sum of its proper divisors (1410144175).

100120231313 is an equidigital number, since it uses as much as digits as its factorization.

100120231313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410144174.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 100120231313 its reverse (313132021001), we get a palindrome (413252252314).

The spelling of 100120231313 in words is "one hundred billion, one hundred twenty million, two hundred thirty-one thousand, three hundred thirteen".