1310331140140 has 24 divisors (see below), whose sum is σ = 3001849521552. Its totient is φ = 476484050880.

The previous prime is 1310331140113. The next prime is 1310331140147. The reversal of 1310331140140 is 410411330131.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1310331140147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2978025099 + ... + 2978025538.

It is an arithmetic number, because the mean of its divisors is an integer number (125077063398).

Almost surely, 2^{1310331140140} is an apocalyptic number.

1310331140140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310331140140 is an abundant number, since it is smaller than the sum of its proper divisors (1691518381412).

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

1310331140140 is a wasteful number, since it uses less digits than its factorization.

1310331140140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5956050657 (or 5956050655 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1310331140140 its reverse (410411330131), we get a palindrome (1720742470271).

The spelling of 1310331140140 in words is "one trillion, three hundred ten billion, three hundred thirty-one million, one hundred forty thousand, one hundred forty".