12233030440042 has 4 divisors (see below), whose sum is σ = 18349545660066. Its totient is φ = 6116515220020.

The previous prime is 12233030439983. The next prime is 12233030440091. The reversal of 12233030440042 is 24004403033221.

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

It can be written as a sum of positive squares in only one way, i.e., 10970079276321 + 1262951163721 = 3312111^2 + 1123811^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3058257610009 + ... + 3058257610012.

Almost surely, 2^{12233030440042} is an apocalyptic number.

12233030440042 is a deficient number, since it is larger than the sum of its proper divisors (6116515220024).

12233030440042 is an equidigital number, since it uses as much as digits as its factorization.

12233030440042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6116515220023.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 12233030440042 its reverse (24004403033221), we get a palindrome (36237433473263).

The spelling of 12233030440042 in words is "twelve trillion, two hundred thirty-three billion, thirty million, four hundred forty thousand, forty-two".