22111221002019 has 8 divisors (see below), whose sum is σ = 29491026047760. Its totient is φ = 14736114978816.

The previous prime is 22111221001993. The next prime is 22111221002023. The reversal of 22111221002019 is 91020012211122.

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

It is not a de Polignac number, because 22111221002019 - 2¹² = 22111220997923 is a prime.

It is a super-2 number, since 2×22111221002019² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22111221002019.

It is not an unprimeable number, because it can be changed into a prime (22111221002419) 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, 1174744654 + ... + 1174763475.

It is an arithmetic number, because the mean of its divisors is an integer number (3686378255970).

Almost surely, 2^{22111221002019} is an apocalyptic number.

22111221002019 is a deficient number, since it is larger than the sum of its proper divisors (7379805045741).

22111221002019 is a wasteful number, since it uses less digits than its factorization.

22111221002019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2349511269.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 22111221002019 in words is "twenty-two trillion, one hundred eleven billion, two hundred twenty-one million, two thousand, nineteen".