1131131211030 has 24 divisors (see below), whose sum is σ = 2940941148912. Its totient is φ = 301634989584.

The previous prime is 1131131210953. The next prime is 1131131211031. The reversal of 1131131211030 is 301121311311.

1131131211030 is a `hidden beast` number, since 1 + 1 + 311 + 312 + 1 + 10 + 30 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 1131131210994 and 1131131211012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131131211031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6284062194 + ... + 6284062373.

It is an arithmetic number, because the mean of its divisors is an integer number (122539214538).

Almost surely, 2^{1131131211030} is an apocalyptic number.

1131131211030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131131211030 is an abundant number, since it is smaller than the sum of its proper divisors (1809809937882).

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

1131131211030 is a wasteful number, since it uses less digits than its factorization.

1131131211030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12568124580 (or 12568124577 counting only the distinct ones).

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

Adding to 1131131211030 its reverse (301121311311), we get a palindrome (1432252522341).

The spelling of 1131131211030 in words is "one trillion, one hundred thirty-one billion, one hundred thirty-one million, two hundred eleven thousand, thirty".