1101131231130 has 80 divisors (see below), whose sum is σ = 3383793768960. Its totient is φ = 251687137248.

The previous prime is 1101131231111. The next prime is 1101131231203. The reversal of 1101131231130 is 311321311011.

1101131231130 is a `hidden beast` number, since 1 + 1 + 0 + 11 + 312 + 311 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 97095850 + ... + 97107189.

It is an arithmetic number, because the mean of its divisors is an integer number (42297422112).

Almost surely, 2^{1101131231130} is an apocalyptic number.

1101131231130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101131231130 is an abundant number, since it is smaller than the sum of its proper divisors (2282662537830).

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

1101131231130 is a wasteful number, since it uses less digits than its factorization.

1101131231130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194203065 (or 194203056 counting only the distinct ones).

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

Adding to 1101131231130 its reverse (311321311011), we get a palindrome (1412452542141).

The spelling of 1101131231130 in words is "one trillion, one hundred one billion, one hundred thirty-one million, two hundred thirty-one thousand, one hundred thirty".