232403011020 has 144 divisors (see below), whose sum is σ = 755487794880. Its totient is φ = 57677419008.

The previous prime is 232403010893. The next prime is 232403011021. The reversal of 232403011020 is 20110304232.

232403011020 is a `hidden beast` number, since 23 + 240 + 301 + 102 + 0 = 666.

It is a super-2 number, since 2×232403011020² (a number of 24 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 232403010984 and 232403011002.

It is not an unprimeable number, because it can be changed into a prime (232403011021) 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 47 ways as a sum of consecutive naturals, for example, 605415 + ... + 911774.

It is an arithmetic number, because the mean of its divisors is an integer number (5246443020).

Almost surely, 2^232403011020 is an apocalyptic number.

232403011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232403011020 is an abundant number, since it is smaller than the sum of its proper divisors (523084783860).

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

232403011020 is a wasteful number, since it uses less digits than its factorization.

232403011020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1517264 (or 1517259 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 232403011020 its reverse (20110304232), we get a palindrome (252513315252).

The spelling of 232403011020 in words is "two hundred thirty-two billion, four hundred three million, eleven thousand, twenty".