2131454241316 has 6 divisors (see below), whose sum is σ = 3730044922310. Its totient is φ = 1065727120656.

The previous prime is 2131454241311. The next prime is 2131454241331. The reversal of 2131454241316 is 6131424541312.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2097283240000 + 34171001316 = 1448200^2 + 184854^2 .

It is a super-2 number, since 2×2131454241316² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2131454241311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266431780161 + ... + 266431780168.

Almost surely, 2^{2131454241316} is an apocalyptic number.

It is an amenable number.

2131454241316 is a deficient number, since it is larger than the sum of its proper divisors (1598590680994).

2131454241316 is a wasteful number, since it uses less digits than its factorization.

2131454241316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532863560333 (or 532863560331 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

Adding to 2131454241316 its reverse (6131424541312), we get a palindrome (8262878782628).

The spelling of 2131454241316 in words is "two trillion, one hundred thirty-one billion, four hundred fifty-four million, two hundred forty-one thousand, three hundred sixteen".