2111200022112 has 96 divisors (see below), whose sum is σ = 5558517457920. Its totient is φ = 701626383360.

The previous prime is 2111200022083. The next prime is 2111200022123. The reversal of 2111200022112 is 2112200021112.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 2111200022091 and 2111200022100.

It is a congruent number.

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, 43529908 + ... + 43578380.

It is an arithmetic number, because the mean of its divisors is an integer number (57901223520).

Almost surely, 2^{2111200022112} is an apocalyptic number.

It is an amenable number.

2111200022112 is an abundant number, since it is smaller than the sum of its proper divisors (3447317435808).

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

2111200022112 is a wasteful number, since it uses less digits than its factorization.

2111200022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49836 (or 49828 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2111200022112 its reverse (2112200021112), we get a palindrome (4223400043224).

The spelling of 2111200022112 in words is "two trillion, one hundred eleven billion, two hundred million, twenty-two thousand, one hundred twelve".