203120232000000 has 2240 divisors, whose sum is σ = 814302691792128. Its totient is φ = 44015616000000.

The previous prime is 203120231999999. The next prime is 203120232000019. The reversal of 203120232000000 is 232021302.

It is a tau number, because it is divible by the number of its divisors (2240).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 254855999602 + ... + 254856000398.

Almost surely, 2^{203120232000000} is an apocalyptic number.

203120232000000 is a gapful number since it is divisible by the number (20) 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 203120232000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407151345896064).

203120232000000 is an abundant number, since it is smaller than the sum of its proper divisors (611182459792128).

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

203120232000000 is an frugal number, since it uses more digits than its factorization.

203120232000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933 (or 892 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 203120232000000 its reverse (232021302), we get a palindrome (203120464021302).

The spelling of 203120232000000 in words is "two hundred three trillion, one hundred twenty billion, two hundred thirty-two million", and thus it is an aban number.