1013131213033 has 4 divisors (see below), whose sum is σ = 1015068366928. Its totient is φ = 1011194059140.

The previous prime is 1013131213013. The next prime is 1013131213099. The reversal of 1013131213033 is 3303121313101.

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 1013131213033 - 2⁹ = 1013131212521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1013131212995 and 1013131213013.

It is not an unprimeable number, because it can be changed into a prime (1013131213013) 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, 968576163 + ... + 968577208.

It is an arithmetic number, because the mean of its divisors is an integer number (253767091732).

Almost surely, 2^{1013131213033} is an apocalyptic number.

It is an amenable number.

1013131213033 is a deficient number, since it is larger than the sum of its proper divisors (1937153895).

1013131213033 is an equidigital number, since it uses as much as digits as its factorization.

1013131213033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1937153894.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 1013131213033 its reverse (3303121313101), we get a palindrome (4316252526134).

The spelling of 1013131213033 in words is "one trillion, thirteen billion, one hundred thirty-one million, two hundred thirteen thousand, thirty-three".