1121148388772 has 48 divisors (see below), whose sum is σ = 2041461455040. Its totient is φ = 538107093888.

The previous prime is 1121148388769. The next prime is 1121148388781. The reversal of 1121148388772 is 2778838411211.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14504258 + ... + 14581350.

It is an arithmetic number, because the mean of its divisors is an integer number (42530446980).

Almost surely, 2^{1121148388772} is an apocalyptic number.

It is an amenable number.

1121148388772 is a deficient number, since it is larger than the sum of its proper divisors (920313066268).

1121148388772 is a wasteful number, since it uses less digits than its factorization.

1121148388772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77852 (or 77850 counting only the distinct ones).

The product of its digits is 1204224, while the sum is 53.

The spelling of 1121148388772 in words is "one trillion, one hundred twenty-one billion, one hundred forty-eight million, three hundred eighty-eight thousand, seven hundred seventy-two".