102222100100022 has 128 divisors (see below), whose sum is σ = 248511168046080. Its totient is φ = 27364265717760.

The previous prime is 102222100100011. The next prime is 102222100100051. The reversal of 102222100100022 is 220001001222201.

It is a junction number, because it is equal to n+sod(n) for n = 102222100099974 and 102222100100010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1808924304 + ... + 1808980812.

It is an arithmetic number, because the mean of its divisors is an integer number (1941493500360).

Almost surely, 2^{102222100100022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102222100100022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124255584023040).

102222100100022 is an abundant number, since it is smaller than the sum of its proper divisors (146289067946058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102222100100022 is a wasteful number, since it uses less digits than its factorization.

102222100100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67926.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 102222100100022 its reverse (220001001222201), we get a palindrome (322223101322223).

The spelling of 102222100100022 in words is "one hundred two trillion, two hundred twenty-two billion, one hundred million, one hundred thousand, twenty-two".