1311212430202 has 8 divisors (see below), whose sum is σ = 1966860990612. Its totient is φ = 655592100000.

The previous prime is 1311212430191. The next prime is 1311212430263. The reversal of 1311212430202 is 2020342121131.

It can be written as a sum of positive squares in 2 ways, for example, as 1036427838601 + 274784591601 = 1018051^2 + 524199^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6941049 + ... + 7127452.

Almost surely, 2^{1311212430202} is an apocalyptic number.

1311212430202 is a deficient number, since it is larger than the sum of its proper divisors (655648560410).

1311212430202 is a wasteful number, since it uses less digits than its factorization.

1311212430202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14115104.

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

Adding to 1311212430202 its reverse (2020342121131), we get a palindrome (3331554551333).

The spelling of 1311212430202 in words is "one trillion, three hundred eleven billion, two hundred twelve million, four hundred thirty thousand, two hundred two".