2112002054505 has 48 divisors (see below), whose sum is σ = 4367677731840. Its totient is φ = 965486650464.

The previous prime is 2112002054483. The next prime is 2112002054551. The reversal of 2112002054505 is 5054502002112.

2112002054505 is a `hidden beast` number, since 2 + 1 + 1 + 2 + 0 + 0 + 205 + 450 + 5 = 666.

It is not a de Polignac number, because 2112002054505 - 2²⁴ = 2111985277289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 159630729 + ... + 159643958.

It is an arithmetic number, because the mean of its divisors is an integer number (90993286080).

Almost surely, 2^{2112002054505} is an apocalyptic number.

It is an amenable number.

2112002054505 is an abundant number, since it is smaller than the sum of its proper divisors (2255675677335).

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

2112002054505 is a wasteful number, since it uses less digits than its factorization.

2112002054505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319274715 (or 319274702 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

Adding to 2112002054505 its reverse (5054502002112), we get a palindrome (7166504056617).

The spelling of 2112002054505 in words is "two trillion, one hundred twelve billion, two million, fifty-four thousand, five hundred five".