201110231982 has 64 divisors (see below), whose sum is σ = 474482064384. Its totient is φ = 56137251840.

The previous prime is 201110231957. The next prime is 201110232047. The reversal of 201110231982 is 289132011102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1854103 + ... + 1959570.

It is an arithmetic number, because the mean of its divisors is an integer number (7413782256).

Almost surely, 2^201110231982 is an apocalyptic number.

201110231982 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201110231982 is an abundant number, since it is smaller than the sum of its proper divisors (273371832402).

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

201110231982 is a wasteful number, since it uses less digits than its factorization.

201110231982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3813753.

The product of its (nonzero) digits is 1728, while the sum is 30.

The spelling of 201110231982 in words is "two hundred one billion, one hundred ten million, two hundred thirty-one thousand, nine hundred eighty-two".