1232012354113 has 4 divisors (see below), whose sum is σ = 1232054032468. Its totient is φ = 1231970675760.

The previous prime is 1232012354059. The next prime is 1232012354143. The reversal of 1232012354113 is 3114532102321.

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 543026031409 + 688986322704 = 736903^2 + 830052^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232012354113 - 2⁹ = 1232012353601 is a prime.

It is a super-2 number, since 2×1232012354113² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232012354143) 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, 20794806 + ... + 20853967.

It is an arithmetic number, because the mean of its divisors is an integer number (308013508117).

Almost surely, 2^{1232012354113} is an apocalyptic number.

It is an amenable number.

1232012354113 is a deficient number, since it is larger than the sum of its proper divisors (41678355).

1232012354113 is an equidigital number, since it uses as much as digits as its factorization.

1232012354113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41678354.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 1232012354113 its reverse (3114532102321), we get a palindrome (4346544456434).

The spelling of 1232012354113 in words is "one trillion, two hundred thirty-two billion, twelve million, three hundred fifty-four thousand, one hundred thirteen".