21100110210022 has 8 divisors (see below), whose sum is σ = 31662437585400. Its totient is φ = 10545964348224.

The previous prime is 21100110210013. The next prime is 21100110210037. The reversal of 21100110210022 is 22001201100112.

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

It is a junction number, because it is equal to n+sod(n) for n = 21100110209984 and 21100110210011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2045371947 + ... + 2045382262.

It is an arithmetic number, because the mean of its divisors is an integer number (3957804698175).

Almost surely, 2^{21100110210022} is an apocalyptic number.

21100110210022 is a deficient number, since it is larger than the sum of its proper divisors (10562327375378).

21100110210022 is a wasteful number, since it uses less digits than its factorization.

21100110210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4090756790.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 21100110210022 its reverse (22001201100112), we get a palindrome (43101311310134).

The spelling of 21100110210022 in words is "twenty-one trillion, one hundred billion, one hundred ten million, two hundred ten thousand, twenty-two".