2122743855800 has 24 divisors (see below), whose sum is σ = 4935379465200. Its totient is φ = 849097542240.

The previous prime is 2122743855779. The next prime is 2122743855821. The reversal of 2122743855800 is 85583472212.

It is an interprime number because it is at equal distance from previous prime (2122743855779) and next prime (2122743855821).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5306859440 + ... + 5306859839.

It is an arithmetic number, because the mean of its divisors is an integer number (205640811050).

Almost surely, 2^{2122743855800} is an apocalyptic number.

2122743855800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122743855800 is an abundant number, since it is smaller than the sum of its proper divisors (2812635609400).

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

2122743855800 is a wasteful number, since it uses less digits than its factorization.

2122743855800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10613719295 (or 10613719286 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 47.

The spelling of 2122743855800 in words is "two trillion, one hundred twenty-two billion, seven hundred forty-three million, eight hundred fifty-five thousand, eight hundred".