1231130002332 has 24 divisors (see below), whose sum is σ = 2873297322000. Its totient is φ = 410282288896.

The previous prime is 1231130002313. The next prime is 1231130002337. The reversal of 1231130002332 is 2332000311321.

It is a junction number, because it is equal to n+sod(n) for n = 1231130002299 and 1231130002308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1231130002337) 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 7 ways as a sum of consecutive naturals, for example, 11742957 + ... + 11847332.

It is an arithmetic number, because the mean of its divisors is an integer number (119720721750).

Almost surely, 2^{1231130002332} is an apocalyptic number.

1231130002332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1231130002332 is an abundant number, since it is smaller than the sum of its proper divisors (1642167319668).

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

1231130002332 is a wasteful number, since it uses less digits than its factorization.

1231130002332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23594645 (or 23594643 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1231130002332 its reverse (2332000311321), we get a palindrome (3563130313653).

The spelling of 1231130002332 in words is "one trillion, two hundred thirty-one billion, one hundred thirty million, two thousand, three hundred thirty-two".