1011341131320 has 64 divisors (see below), whose sum is σ = 3267409813920. Its totient is φ = 248945508864.

The previous prime is 1011341131319. The next prime is 1011341131357. The reversal of 1011341131320 is 231311431101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324146239 + ... + 324149358.

Almost surely, 2^{1011341131320} is an apocalyptic number.

1011341131320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011341131320 is an abundant number, since it is smaller than the sum of its proper divisors (2256068682600).

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

1011341131320 is a wasteful number, since it uses less digits than its factorization.

1011341131320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648295624 (or 648295620 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1011341131320 its reverse (231311431101), we get a palindrome (1242652562421).

The spelling of 1011341131320 in words is "one trillion, eleven billion, three hundred forty-one million, one hundred thirty-one thousand, three hundred twenty".