1233440233012 has 24 divisors (see below), whose sum is σ = 2404717698600. Its totient is φ = 549649758336.

The previous prime is 1233440233009. The next prime is 1233440233097. The reversal of 1233440233012 is 2103320443321.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 208012615056 + 1025427617956 = 456084^2 + 1012634^2 .

It is a congruent number.

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, 408964087 + ... + 408967102.

It is an arithmetic number, because the mean of its divisors is an integer number (100196570775).

Almost surely, 2^{1233440233012} is an apocalyptic number.

It is an amenable number.

1233440233012 is a deficient number, since it is larger than the sum of its proper divisors (1171277465588).

1233440233012 is a wasteful number, since it uses less digits than its factorization.

1233440233012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817931235 (or 817931233 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1233440233012 its reverse (2103320443321), we get a palindrome (3336760676333).

The spelling of 1233440233012 in words is "one trillion, two hundred thirty-three billion, four hundred forty million, two hundred thirty-three thousand, twelve".