1131313032198 has 48 divisors (see below), whose sum is σ = 2542086106560. Its totient is φ = 377086024296.

The previous prime is 1131313032163. The next prime is 1131313032203. The reversal of 1131313032198 is 8912303131311.

It is a happy number.

1131313032198 is a `hidden beast` number, since 1 + 1 + 3 + 131 + 303 + 219 + 8 = 666.

It is a super-2 number, since 2×1131313032198² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13107661 + ... + 13193687.

It is an arithmetic number, because the mean of its divisors is an integer number (52960127220).

Almost surely, 2^{1131313032198} is an apocalyptic number.

1131313032198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1131313032198 is an abundant number, since it is smaller than the sum of its proper divisors (1410773074362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131313032198 is an equidigital number, since it uses as much as digits as its factorization.

1131313032198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113103 (or 113091 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The spelling of 1131313032198 in words is "one trillion, one hundred thirty-one billion, three hundred thirteen million, thirty-two thousand, one hundred ninety-eight".