2132111982 has 64 divisors (see below), whose sum is σ = 5725407744. Its totient is φ = 511194240.

The previous prime is 2132111977. The next prime is 2132112011. The reversal of 2132111982 is 2891112312.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 171493 + ... + 183504.

It is an arithmetic number, because the mean of its divisors is an integer number (89459496).

Almost surely, 2^2132111982 is an apocalyptic number.

2132111982 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2132111982 is an abundant number, since it is smaller than the sum of its proper divisors (3593295762).

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

2132111982 is a wasteful number, since it uses less digits than its factorization.

2132111982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355033.

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

The square root of 2132111982 is about 46174.7981262506. The cubic root of 2132111982 is about 1287.0734655464.

The spelling of 2132111982 in words is "two billion, one hundred thirty-two million, one hundred eleven thousand, nine hundred eighty-two".