1121100201992 has 16 divisors (see below), whose sum is σ = 2105796569040. Its totient is φ = 559554450256.

The previous prime is 1121100201931. The next prime is 1121100202007. The reversal of 1121100201992 is 2991020011211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124451558 + ... + 124460565.

It is an arithmetic number, because the mean of its divisors is an integer number (131612285565).

Almost surely, 2^{1121100201992} is an apocalyptic number.

It is an amenable number.

1121100201992 is a deficient number, since it is larger than the sum of its proper divisors (984696367048).

1121100201992 is a wasteful number, since it uses less digits than its factorization.

1121100201992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248912692 (or 248912688 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 1121100201992 in words is "one trillion, one hundred twenty-one billion, one hundred million, two hundred one thousand, nine hundred ninety-two".