1121133764072 has 64 divisors (see below), whose sum is σ = 2593327276800. Its totient is φ = 443747082240.

The previous prime is 1121133764071. The next prime is 1121133764077. The reversal of 1121133764072 is 2704673311211.

It is not an unprimeable number, because it can be changed into a prime (1121133764071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14970329 + ... + 15045032.

It is an arithmetic number, because the mean of its divisors is an integer number (40520738700).

Almost surely, 2^{1121133764072} is an apocalyptic number.

It is an amenable number.

1121133764072 is an abundant number, since it is smaller than the sum of its proper divisors (1472193512728).

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

1121133764072 is a wasteful number, since it uses less digits than its factorization.

1121133764072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30015426 (or 30015422 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 38.

The spelling of 1121133764072 in words is "one trillion, one hundred twenty-one billion, one hundred thirty-three million, seven hundred sixty-four thousand, seventy-two".