1233013122112 has 56 divisors (see below), whose sum is σ = 2515946378816. Its totient is φ = 599114423808.

The previous prime is 1233013122073. The next prime is 1233013122119. The reversal of 1233013122112 is 2112213103321.

It is not an unprimeable number, because it can be changed into a prime (1233013122119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1632523 + ... + 2265205.

Almost surely, 2^{1233013122112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1233013122112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1257973189408).

1233013122112 is an abundant number, since it is smaller than the sum of its proper divisors (1282933256704).

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

1233013122112 is an equidigital number, since it uses as much as digits as its factorization.

1233013122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633555 (or 633545 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1233013122112 its reverse (2112213103321), we get a palindrome (3345226225433).

The spelling of 1233013122112 in words is "one trillion, two hundred thirty-three billion, thirteen million, one hundred twenty-two thousand, one hundred twelve".