1121101121982 has 24 divisors (see below), whose sum is σ = 2316864557448. Its totient is φ = 361645521360.

The previous prime is 1121101121981. The next prime is 1121101121983. The reversal of 1121101121982 is 2891211011211.

It is an interprime number because it is at equal distance from previous prime (1121101121981) and next prime (1121101121983).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121101121981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97210773 + ... + 97222304.

It is an arithmetic number, because the mean of its divisors is an integer number (96536023227).

Almost surely, 2^{1121101121982} is an apocalyptic number.

1121101121982 is an abundant number, since it is smaller than the sum of its proper divisors (1195763435466).

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

1121101121982 is a wasteful number, since it uses less digits than its factorization.

1121101121982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194433144 (or 194433113 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 30.

The spelling of 1121101121982 in words is "one trillion, one hundred twenty-one billion, one hundred one million, one hundred twenty-one thousand, nine hundred eighty-two".