1131110111000 has 64 divisors (see below), whose sum is σ = 2663656613280. Its totient is φ = 449562172800.

The previous prime is 1131110110973. The next prime is 1131110111081. The reversal of 1131110111000 is 1110111311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3445262 + ... + 3759261.

Almost surely, 2^{1131110111000} is an apocalyptic number.

1131110111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131110111000 is an abundant number, since it is smaller than the sum of its proper divisors (1532546502280).

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

1131110111000 is a wasteful number, since it uses less digits than its factorization.

1131110111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7204701 (or 7204687 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 11.

Adding to 1131110111000 its reverse (1110111311), we get a palindrome (1132220222311).

The spelling of 1131110111000 in words is "one trillion, one hundred thirty-one billion, one hundred ten million, one hundred eleven thousand".