1231332001032 has 32 divisors (see below), whose sum is σ = 3518091432000. Its totient is φ = 351809143104.

The previous prime is 1231332001019. The next prime is 1231332001063. The reversal of 1231332001032 is 2301002331321.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

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, 3664678407 + ... + 3664678742.

It is an arithmetic number, because the mean of its divisors is an integer number (109940357250).

Almost surely, 2^{1231332001032} is an apocalyptic number.

1231332001032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1231332001032 is an abundant number, since it is smaller than the sum of its proper divisors (2286759430968).

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

1231332001032 is a wasteful number, since it uses less digits than its factorization.

1231332001032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7329357165 (or 7329357161 counting only the distinct ones).

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

Adding to 1231332001032 its reverse (2301002331321), we get a palindrome (3532334332353).

The spelling of 1231332001032 in words is "one trillion, two hundred thirty-one billion, three hundred thirty-two million, one thousand, thirty-two".