22002121110111 has 4 divisors (see below), whose sum is σ = 29336161480152. Its totient is φ = 14668080740072.

The previous prime is 22002121110023. The next prime is 22002121110197. The reversal of 22002121110111 is 11101112120022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22002121110111 - 2¹⁷ = 22002120979039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002121117111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3667020185016 + ... + 3667020185021.

It is an arithmetic number, because the mean of its divisors is an integer number (7334040370038).

Almost surely, 2^{22002121110111} is an apocalyptic number.

22002121110111 is a deficient number, since it is larger than the sum of its proper divisors (7334040370041).

22002121110111 is an equidigital number, since it uses as much as digits as its factorization.

22002121110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7334040370040.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22002121110111 its reverse (11101112120022), we get a palindrome (33103233230133).

The spelling of 22002121110111 in words is "twenty-two trillion, two billion, one hundred twenty-one million, one hundred ten thousand, one hundred eleven".