20221200000111 has 16 divisors (see below), whose sum is σ = 29475636697728. Its totient is φ = 12229030164000.

The previous prime is 20221199999993. The next prime is 20221200000173. The reversal of 20221200000111 is 11100000212202.

It is not a de Polignac number, because 20221200000111 - 2²³ = 20221191611503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20221200070111) 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, 656048440 + ... + 656079261.

It is an arithmetic number, because the mean of its divisors is an integer number (1842227293608).

Almost surely, 2^{20221200000111} is an apocalyptic number.

20221200000111 is a deficient number, since it is larger than the sum of its proper divisors (9254436697617).

20221200000111 is a wasteful number, since it uses less digits than its factorization.

20221200000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312128182.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20221200000111 its reverse (11100000212202), we get a palindrome (31321200212313).

The spelling of 20221200000111 in words is "twenty trillion, two hundred twenty-one billion, two hundred million, one hundred eleven", and thus it is an aban number.