21110022010019 has 8 divisors (see below), whose sum is σ = 22221120550080. Its totient is φ = 19998927945000.

The previous prime is 21110022009997. The next prime is 21110022010061. The reversal of 21110022010019 is 91001022001112.

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

It is a de Polignac number, because none of the positive numbers 2^k-21110022010019 is a prime.

It is a super-2 number, since 2×21110022010019² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21110022910019) 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, 13386344 + ... + 14879994.

It is an arithmetic number, because the mean of its divisors is an integer number (2777640068760).

Almost surely, 2^{21110022010019} is an apocalyptic number.

21110022010019 is a deficient number, since it is larger than the sum of its proper divisors (1111098540061).

21110022010019 is a wasteful number, since it uses less digits than its factorization.

21110022010019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2237521.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 21110022010019 in words is "twenty-one trillion, one hundred ten billion, twenty-two million, ten thousand, nineteen".