1131310201131 has 48 divisors (see below), whose sum is σ = 1820483957760. Its totient is φ = 671205528000.

The previous prime is 1131310201067. The next prime is 1131310201159. The reversal of 1131310201131 is 1311020131311.

1131310201131 is a `hidden beast` number, since 11 + 313 + 10 + 201 + 131 = 666.

It is not a de Polignac number, because 1131310201131 - 2⁶ = 1131310201067 is a prime.

It is a super-2 number, since 2×1131310201131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1131310200131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 830310 + ... + 1718148.

It is an arithmetic number, because the mean of its divisors is an integer number (37926749120).

Almost surely, 2^{1131310201131} is an apocalyptic number.

1131310201131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1131310201131 is a deficient number, since it is larger than the sum of its proper divisors (689173756629).

1131310201131 is a wasteful number, since it uses less digits than its factorization.

1131310201131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888128 (or 888125 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 1131310201131 its reverse (1311020131311), we get a palindrome (2442330332442).

The spelling of 1131310201131 in words is "one trillion, one hundred thirty-one billion, three hundred ten million, two hundred one thousand, one hundred thirty-one".