21112001119111 has 8 divisors (see below), whose sum is σ = 24151403810304. Its totient is φ = 18078449060760.

The previous prime is 21112001119091. The next prime is 21112001119123. The reversal of 21112001119111 is 11191110021112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21112001119111 - 2⁷ = 21112001118983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21112001119211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1462650475 + ... + 1462664908.

It is an arithmetic number, because the mean of its divisors is an integer number (3018925476288).

Almost surely, 2^{21112001119111} is an apocalyptic number.

21112001119111 is a deficient number, since it is larger than the sum of its proper divisors (3039402691193).

21112001119111 is a wasteful number, since it uses less digits than its factorization.

21112001119111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2925316421.

The product of its (nonzero) digits is 36, while the sum is 22.

The spelling of 21112001119111 in words is "twenty-one trillion, one hundred twelve billion, one million, one hundred nineteen thousand, one hundred eleven".