22120110002111 has 4 divisors (see below), whose sum is σ = 24131029093224. Its totient is φ = 20109190911000.

The previous prime is 22120110002099. The next prime is 22120110002149. The reversal of 22120110002111 is 11120001102122.

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 22120110002111 - 2⁶ = 22120110002047 is a prime.

It is a super-2 number, since 2×22120110002111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120110002411) 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, 1005459545540 + ... + 1005459545561.

It is an arithmetic number, because the mean of its divisors is an integer number (6032757273306).

Almost surely, 2^{22120110002111} is an apocalyptic number.

22120110002111 is a deficient number, since it is larger than the sum of its proper divisors (2010919091113).

22120110002111 is a wasteful number, since it uses less digits than its factorization.

22120110002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010919091112.

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

Adding to 22120110002111 its reverse (11120001102122), we get a palindrome (33240111104233).

The spelling of 22120110002111 in words is "twenty-two trillion, one hundred twenty billion, one hundred ten million, two thousand, one hundred eleven".