1131320120210 has 32 divisors (see below), whose sum is σ = 2327363597952. Its totient is φ = 387868435200.

The previous prime is 1131320120207. The next prime is 1131320120213. The reversal of 1131320120210 is 120210231311.

It is an interprime number because it is at equal distance from previous prime (1131320120207) and next prime (1131320120213).

It is not an unprimeable number, because it can be changed into a prime (1131320120213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2018669 + ... + 2517471.

It is an arithmetic number, because the mean of its divisors is an integer number (72730112436).

Almost surely, 2^{1131320120210} is an apocalyptic number.

1131320120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131320120210 is an abundant number, since it is smaller than the sum of its proper divisors (1196043477742).

1131320120210 is a wasteful number, since it uses less digits than its factorization.

1131320120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531218.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1131320120210 its reverse (120210231311), we get a palindrome (1251530351521).

The spelling of 1131320120210 in words is "one trillion, one hundred thirty-one billion, three hundred twenty million, one hundred twenty thousand, two hundred ten".