1121100201988 has 24 divisors (see below), whose sum is σ = 2113596742208. Its totient is φ = 517246196256.

The previous prime is 1121100201931. The next prime is 1121100202007. The reversal of 1121100201988 is 8891020011211.

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, 3700056 + ... + 3991567.

Almost surely, 2^{1121100201988} is an apocalyptic number.

It is an amenable number.

1121100201988 is a deficient number, since it is larger than the sum of its proper divisors (992496540220).

1121100201988 is a wasteful number, since it uses less digits than its factorization.

1121100201988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7694443 (or 7694441 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 34.

The spelling of 1121100201988 in words is "one trillion, one hundred twenty-one billion, one hundred million, two hundred one thousand, nine hundred eighty-eight".