1234431232120 has 32 divisors (see below), whose sum is σ = 2777518220400. Its totient is φ = 493763968768.

The previous prime is 1234431232103. The next prime is 1234431232189. The reversal of 1234431232120 is 212321344321.

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, 2412171 + ... + 2878789.

Almost surely, 2^{1234431232120} is an apocalyptic number.

1234431232120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1234431232120 is an abundant number, since it is smaller than the sum of its proper divisors (1543086988280).

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

1234431232120 is a wasteful number, since it uses less digits than its factorization.

1234431232120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532767 (or 532763 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1234431232120 its reverse (212321344321), we get a palindrome (1446752576441).

The spelling of 1234431232120 in words is "one trillion, two hundred thirty-four billion, four hundred thirty-one million, two hundred thirty-two thousand, one hundred twenty".