21110112212119 has 16 divisors (see below), whose sum is σ = 24314557994496. Its totient is φ = 17952896988000.

The previous prime is 21110112212117. The next prime is 21110112212257. The reversal of 21110112212119 is 91121221101112.

It is a cyclic number.

It is not a de Polignac number, because 21110112212119 - 2¹ = 21110112212117 is a prime.

It is a super-2 number, since 2×21110112212119² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21110112212093 and 21110112212102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21110112212113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2755789 + ... + 7057945.

It is an arithmetic number, because the mean of its divisors is an integer number (1519659874656).

Almost surely, 2^{21110112212119} is an apocalyptic number.

21110112212119 is a deficient number, since it is larger than the sum of its proper divisors (3204445782377).

21110112212119 is a wasteful number, since it uses less digits than its factorization.

21110112212119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4307646.

The product of its (nonzero) digits is 144, while the sum is 25.

The spelling of 21110112212119 in words is "twenty-one trillion, one hundred ten billion, one hundred twelve million, two hundred twelve thousand, one hundred nineteen".