2100112001222 has 16 divisors (see below), whose sum is σ = 3190107723840. Its totient is φ = 1036743294912.

The previous prime is 2100112001219. The next prime is 2100112001249. The reversal of 2100112001222 is 2221002110012.

It is a junction number, because it is equal to n+sod(n) for n = 2100112001197 and 2100112001206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10326188 + ... + 10527600.

It is an arithmetic number, because the mean of its divisors is an integer number (199381732740).

Almost surely, 2^{2100112001222} is an apocalyptic number.

2100112001222 is a deficient number, since it is larger than the sum of its proper divisors (1089995722618).

2100112001222 is a wasteful number, since it uses less digits than its factorization.

2100112001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267487.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2100112001222 its reverse (2221002110012), we get a palindrome (4321114111234).

The spelling of 2100112001222 in words is "two trillion, one hundred billion, one hundred twelve million, one thousand, two hundred twenty-two".