1233023131140 has 96 divisors (see below), whose sum is σ = 3724523752320. Its totient is φ = 303625660416.

The previous prime is 1233023131099. The next prime is 1233023131141. The reversal of 1233023131140 is 411313203321.

It is a self number, because there is not a number n which added to its sum of digits gives 1233023131140.

It is not an unprimeable number, because it can be changed into a prime (1233023131141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11350150 + ... + 11458269.

It is an arithmetic number, because the mean of its divisors is an integer number (38797122420).

Almost surely, 2^{1233023131140} is an apocalyptic number.

1233023131140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1233023131140 is an abundant number, since it is smaller than the sum of its proper divisors (2491500621180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1233023131140 is a wasteful number, since it uses less digits than its factorization.

1233023131140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22808501 (or 22808499 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1233023131140 its reverse (411313203321), we get a palindrome (1644336334461).

The spelling of 1233023131140 in words is "one trillion, two hundred thirty-three billion, twenty-three million, one hundred thirty-one thousand, one hundred forty".