103201121232 has 120 divisors (see below), whose sum is σ = 315190014048. Its totient is φ = 31261766400.

The previous prime is 103201121227. The next prime is 103201121291. The reversal of 103201121232 is 232121102301.

103201121232 is a `hidden beast` number, since 1 + 0 + 320 + 112 + 1 + 232 = 666.

It is a super-2 number, since 2×103201121232² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5063382 + ... + 5083722.

Almost surely, 2^103201121232 is an apocalyptic number.

103201121232 is a gapful number since it is divisible by the number (12) 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 103201121232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157595007024).

103201121232 is an abundant number, since it is smaller than the sum of its proper divisors (211988892816).

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

103201121232 is a wasteful number, since it uses less digits than its factorization.

103201121232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23569 (or 23560 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 103201121232 its reverse (232121102301), we get a palindrome (335322223533).

The spelling of 103201121232 in words is "one hundred three billion, two hundred one million, one hundred twenty-one thousand, two hundred thirty-two".