1121332013312 has 72 divisors (see below), whose sum is σ = 2558359485696. Its totient is φ = 480510590976.

The previous prime is 1121332013297. The next prime is 1121332013323. The reversal of 1121332013312 is 2133102331211.

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, 16105808 + ... + 16175280.

Almost surely, 2^{1121332013312} is an apocalyptic number.

It is an amenable number.

1121332013312 is an abundant number, since it is smaller than the sum of its proper divisors (1437027472384).

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

1121332013312 is an frugal number, since it uses more digits than its factorization.

1121332013312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78503 (or 78489 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1121332013312 its reverse (2133102331211), we get a palindrome (3254434344523).

The spelling of 1121332013312 in words is "one trillion, one hundred twenty-one billion, three hundred thirty-two million, thirteen thousand, three hundred twelve".