21002022010219 has 8 divisors (see below), whose sum is σ = 21218684821488. Its totient is φ = 20785362201600.

The previous prime is 21002022010217. The next prime is 21002022010267. The reversal of 21002022010219 is 91201022020012.

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 21002022010219 - 2¹ = 21002022010217 is a prime.

It is a super-2 number, since 2×21002022010219² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 21002022010219.

It is not an unprimeable number, because it can be changed into a prime (21002022010217) 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, 15008019 + ... + 16347619.

It is an arithmetic number, because the mean of its divisors is an integer number (2652335602686).

Almost surely, 2^{21002022010219} is an apocalyptic number.

21002022010219 is a deficient number, since it is larger than the sum of its proper divisors (216662811269).

21002022010219 is a wasteful number, since it uses less digits than its factorization.

21002022010219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501325.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 21002022010219 in words is "twenty-one trillion, two billion, twenty-two million, ten thousand, two hundred nineteen".