22012021100111 has 8 divisors (see below), whose sum is σ = 26250360566784. Its totient is φ = 18047122889400.

The previous prime is 22012021100077. The next prime is 22012021100119. The reversal of 22012021100111 is 11100112021022.

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-22012021100111 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 (22012021100119) 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, 68360313815 + ... + 68360314136.

It is an arithmetic number, because the mean of its divisors is an integer number (3281295070848).

Almost surely, 2^{22012021100111} is an apocalyptic number.

22012021100111 is a deficient number, since it is larger than the sum of its proper divisors (4238339466673).

22012021100111 is a wasteful number, since it uses less digits than its factorization.

22012021100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136720627981.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22012021100111 its reverse (11100112021022), we get a palindrome (33112133121133).

The spelling of 22012021100111 in words is "twenty-two trillion, twelve billion, twenty-one million, one hundred thousand, one hundred eleven".