22012220111102 has 16 divisors (see below), whose sum is σ = 35559749163120. Its totient is φ = 10159044077952.

The previous prime is 22012220111087. The next prime is 22012220111117. The reversal of 22012220111102 is 20111102221022.

It is an interprime number because it is at equal distance from previous prime (22012220111087) and next prime (22012220111117).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17812652 + ... + 19008287.

It is an arithmetic number, because the mean of its divisors is an integer number (2222484322695).

Almost surely, 2^{22012220111102} is an apocalyptic number.

22012220111102 is a deficient number, since it is larger than the sum of its proper divisors (13547529052018).

22012220111102 is a wasteful number, since it uses less digits than its factorization.

22012220111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36843947.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22012220111102 its reverse (20111102221022), we get a palindrome (42123322332124).

The spelling of 22012220111102 in words is "twenty-two trillion, twelve billion, two hundred twenty million, one hundred eleven thousand, one hundred two".