1232213132113 has 4 divisors (see below), whose sum is σ = 1233087663780. Its totient is φ = 1231338600448.

The previous prime is 1232213132099. The next prime is 1232213132149. The reversal of 1232213132113 is 3112313122321.

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

It can be written as a sum of positive squares in 2 ways, for example, as 112525360704 + 1119687771409 = 335448^2 + 1058153^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232213132113 - 2⁵ = 1232213132081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232213132173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437263720 + ... + 437266537.

It is an arithmetic number, because the mean of its divisors is an integer number (308271915945).

Almost surely, 2^{1232213132113} is an apocalyptic number.

It is an amenable number.

1232213132113 is a deficient number, since it is larger than the sum of its proper divisors (874531667).

1232213132113 is an equidigital number, since it uses as much as digits as its factorization.

1232213132113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874531666.

The product of its digits is 1296, while the sum is 25.

Adding to 1232213132113 its reverse (3112313122321), we get a palindrome (4344526254434).

The spelling of 1232213132113 in words is "one trillion, two hundred thirty-two billion, two hundred thirteen million, one hundred thirty-two thousand, one hundred thirteen".