1131132010020 has 96 divisors (see below), whose sum is σ = 3379879415808. Its totient is φ = 281656553472.

The previous prime is 1131132010009. The next prime is 1131132010033. The reversal of 1131132010020 is 200102311311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4236417 + ... + 4495496.

It is an arithmetic number, because the mean of its divisors is an integer number (35207077248).

Almost surely, 2^{1131132010020} is an apocalyptic number.

1131132010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131132010020 is an abundant number, since it is smaller than the sum of its proper divisors (2248747405788).

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

1131132010020 is a wasteful number, since it uses less digits than its factorization.

1131132010020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8732069 (or 8732067 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1131132010020 its reverse (200102311311), we get a palindrome (1331234321331).

The spelling of 1131132010020 in words is "one trillion, one hundred thirty-one billion, one hundred thirty-two million, ten thousand, twenty".