1131032321130 has 64 divisors (see below), whose sum is σ = 2837228083200. Its totient is φ = 288013467456.

The previous prime is 1131032321129. The next prime is 1131032321143. The reversal of 1131032321130 is 311232301311.

It is a happy number.

It is a super-2 number, since 2×1131032321130² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1131032321097 and 1131032321106.

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, 954952 + ... + 1781571.

It is an arithmetic number, because the mean of its divisors is an integer number (44331688800).

Almost surely, 2^{1131032321130} is an apocalyptic number.

1131032321130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131032321130 is an abundant number, since it is smaller than the sum of its proper divisors (1706195762070).

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

1131032321130 is a wasteful number, since it uses less digits than its factorization.

1131032321130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2737155.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1131032321130 its reverse (311232301311), we get a palindrome (1442264622441).

The spelling of 1131032321130 in words is "one trillion, one hundred thirty-one billion, thirty-two million, three hundred twenty-one thousand, one hundred thirty".