1013213100031 has 8 divisors (see below), whose sum is σ = 1105619998464. Its totient is φ = 920855637720.

The previous prime is 1013213099999. The next prime is 1013213100077. The reversal of 1013213100031 is 1300013123101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1013213100031 - 2⁵ = 1013213099999 is a prime.

It is a super-2 number, since 2×1013213100031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1013213099978 and 1013213100014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013213101031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12316165 + ... + 12398158.

It is an arithmetic number, because the mean of its divisors is an integer number (138202499808).

Almost surely, 2^{1013213100031} is an apocalyptic number.

1013213100031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1013213100031 is a deficient number, since it is larger than the sum of its proper divisors (92406898433).

1013213100031 is a wasteful number, since it uses less digits than its factorization.

1013213100031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24718061.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1013213100031 its reverse (1300013123101), we get a palindrome (2313226223132).

The spelling of 1013213100031 in words is "one trillion, thirteen billion, two hundred thirteen million, one hundred thousand, thirty-one".