1203110013131 has 32 divisors (see below), whose sum is σ = 1407015163008. Its totient is φ = 1018721433600.

The previous prime is 1203110013121. The next prime is 1203110013137. The reversal of 1203110013131 is 1313100113021.

It is not a de Polignac number, because 1203110013131 - 2¹⁸ = 1203109750987 is a prime.

It is a super-2 number, since 2×1203110013131² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (1203110013137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1428545 + ... + 2108781.

It is an arithmetic number, because the mean of its divisors is an integer number (43969223844).

Almost surely, 2^{1203110013131} is an apocalyptic number.

1203110013131 is a deficient number, since it is larger than the sum of its proper divisors (203905149877).

1203110013131 is a wasteful number, since it uses less digits than its factorization.

1203110013131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680471.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1203110013131 its reverse (1313100113021), we get a palindrome (2516210126152).

The spelling of 1203110013131 in words is "one trillion, two hundred three billion, one hundred ten million, thirteen thousand, one hundred thirty-one".