1233120131124 has 96 divisors (see below), whose sum is σ = 3338593929216. Its totient is φ = 346971392640.

The previous prime is 1233120131123. The next prime is 1233120131147. The reversal of 1233120131124 is 4211310213321.

It is a junction number, because it is equal to n+sod(n) for n = 1233120131094 and 1233120131103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233120131123) 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, 1172299 + ... + 1959725.

It is an arithmetic number, because the mean of its divisors is an integer number (34777020096).

Almost surely, 2^{1233120131124} is an apocalyptic number.

1233120131124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1233120131124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1669296964608).

1233120131124 is an abundant number, since it is smaller than the sum of its proper divisors (2105473798092).

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

1233120131124 is a wasteful number, since it uses less digits than its factorization.

1233120131124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787725 (or 787723 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 1233120131124 its reverse (4211310213321), we get a palindrome (5444430344445).

The spelling of 1233120131124 in words is "one trillion, two hundred thirty-three billion, one hundred twenty million, one hundred thirty-one thousand, one hundred twenty-four".