20110222220999 has 8 divisors (see below), whose sum is σ = 20518707912528. Its totient is φ = 19705841913600.

The previous prime is 20110222220969. The next prime is 20110222221031. The reversal of 20110222220999 is 99902222201102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20110222220999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20110222220929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1026336137 + ... + 1026355730.

It is an arithmetic number, because the mean of its divisors is an integer number (2564838489066).

Almost surely, 2^{20110222220999} is an apocalyptic number.

20110222220999 is a deficient number, since it is larger than the sum of its proper divisors (408485691529).

20110222220999 is a wasteful number, since it uses less digits than its factorization.

20110222220999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052692065.

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 20110222220999 in words is "twenty trillion, one hundred ten billion, two hundred twenty-two million, two hundred twenty thousand, nine hundred ninety-nine".