1331514210242 has 4 divisors (see below), whose sum is σ = 1997271315366. Its totient is φ = 665757105120.

The previous prime is 1331514210217. The next prime is 1331514210329. The reversal of 1331514210242 is 2420124151331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1165970199601 + 165544010641 = 1079801^2 + 406871^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332878552559 + ... + 332878552562.

Almost surely, 2^{1331514210242} is an apocalyptic number.

1331514210242 is a deficient number, since it is larger than the sum of its proper divisors (665757105124).

1331514210242 is an equidigital number, since it uses as much as digits as its factorization.

1331514210242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665757105123.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 1331514210242 its reverse (2420124151331), we get a palindrome (3751638361573).

The spelling of 1331514210242 in words is "one trillion, three hundred thirty-one billion, five hundred fourteen million, two hundred ten thousand, two hundred forty-two".