2112234877840 has 80 divisors (see below), whose sum is σ = 4929128265600. Its totient is φ = 841771155456.

The previous prime is 2112234877807. The next prime is 2112234877861. The reversal of 2112234877840 is 487784322112.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25735909 + ... + 25817851.

It is an arithmetic number, because the mean of its divisors is an integer number (61614103320).

Almost surely, 2^{2112234877840} is an apocalyptic number.

2112234877840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112234877840 is an abundant number, since it is smaller than the sum of its proper divisors (2816893387760).

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

2112234877840 is a wasteful number, since it uses less digits than its factorization.

2112234877840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83144 (or 83138 counting only the distinct ones).

The product of its (nonzero) digits is 1204224, while the sum is 49.

The spelling of 2112234877840 in words is "two trillion, one hundred twelve billion, two hundred thirty-four million, eight hundred seventy-seven thousand, eight hundred forty".