22120221000111 has 16 divisors (see below), whose sum is σ = 31762809815520. Its totient is φ = 13612254606720.

The previous prime is 22120221000103. The next prime is 22120221000121. The reversal of 22120221000111 is 11100012202122.

It is not a de Polignac number, because 22120221000111 - 2³ = 22120221000103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120221000121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1069176 + ... + 6736733.

It is an arithmetic number, because the mean of its divisors is an integer number (1985175613470).

Almost surely, 2^{22120221000111} is an apocalyptic number.

22120221000111 is a deficient number, since it is larger than the sum of its proper divisors (9642588815409).

22120221000111 is a wasteful number, since it uses less digits than its factorization.

22120221000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7878586.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22120221000111 its reverse (11100012202122), we get a palindrome (33220233202233).

The spelling of 22120221000111 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty-one million, one hundred eleven", and thus it is an aban number.