1311021414202 has 16 divisors (see below), whose sum is σ = 1970505880200. Its totient is φ = 654186265920.

The previous prime is 1311021414193. The next prime is 1311021414233. The reversal of 1311021414202 is 2024141201131.

It can be written as a sum of positive squares in 4 ways, for example, as 1309470551041 + 1550863161 = 1144321^2 + 39381^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33441052 + ... + 33480232.

Almost surely, 2^{1311021414202} is an apocalyptic number.

1311021414202 is a deficient number, since it is larger than the sum of its proper divisors (659484465998).

1311021414202 is a wasteful number, since it uses less digits than its factorization.

1311021414202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72561.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1311021414202 its reverse (2024141201131), we get a palindrome (3335162615333).

The spelling of 1311021414202 in words is "one trillion, three hundred eleven billion, twenty-one million, four hundred fourteen thousand, two hundred two".