1331411002402 has 32 divisors (see below), whose sum is σ = 2241837283392. Its totient is φ = 588965598144.

The previous prime is 1331411002393. The next prime is 1331411002499. The reversal of 1331411002402 is 2042001141331.

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, 10263928 + ... + 10392835.

It is an arithmetic number, because the mean of its divisors is an integer number (70057415106).

Almost surely, 2^{1331411002402} is an apocalyptic number.

1331411002402 is a deficient number, since it is larger than the sum of its proper divisors (910426280990).

1331411002402 is a wasteful number, since it uses less digits than its factorization.

1331411002402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20656882.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1331411002402 its reverse (2042001141331), we get a palindrome (3373412143733).

The spelling of 1331411002402 in words is "one trillion, three hundred thirty-one billion, four hundred eleven million, two thousand, four hundred two".