1012011321332 has 24 divisors (see below), whose sum is σ = 1945921061280. Its totient is φ = 456695753760.

The previous prime is 1012011321323. The next prime is 1012011321397. The reversal of 1012011321332 is 2331231102101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82728623 + ... + 82740854.

It is an arithmetic number, because the mean of its divisors is an integer number (81080044220).

Almost surely, 2^{1012011321332} is an apocalyptic number.

It is an amenable number.

1012011321332 is a deficient number, since it is larger than the sum of its proper divisors (933909739948).

1012011321332 is a wasteful number, since it uses less digits than its factorization.

1012011321332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165469631 (or 165469629 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1012011321332 its reverse (2331231102101), we get a palindrome (3343242423433).

The spelling of 1012011321332 in words is "one trillion, twelve billion, eleven million, three hundred twenty-one thousand, three hundred thirty-two".