21110022214102 has 8 divisors (see below), whose sum is σ = 31668180656112. Its totient is φ = 10553961995400.

The previous prime is 21110022214037. The next prime is 21110022214103. The reversal of 21110022214102 is 20141222001112.

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

It is a self number, because there is not a number n which added to its sum of digits gives 21110022214102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21110022214103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524530674 + ... + 524570917.

It is an arithmetic number, because the mean of its divisors is an integer number (3958522582014).

Almost surely, 2^{21110022214102} is an apocalyptic number.

21110022214102 is a deficient number, since it is larger than the sum of its proper divisors (10558158442010).

21110022214102 is a wasteful number, since it uses less digits than its factorization.

21110022214102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049111654.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 21110022214102 its reverse (20141222001112), we get a palindrome (41251244215214).

The spelling of 21110022214102 in words is "twenty-one trillion, one hundred ten billion, twenty-two million, two hundred fourteen thousand, one hundred two".