202220111110122 has 384 divisors, whose sum is σ = 536253239808000. Its totient is φ = 53793857894400.

The previous prime is 202220111110067. The next prime is 202220111110201. The reversal of 202220111110122 is 221011111022202.

202220111110122 is a `hidden beast` number, since 202 + 220 + 1 + 11 + 110 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 202220111110095 and 202220111110104.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 25665703779 + ... + 25665711657.

It is an arithmetic number, because the mean of its divisors is an integer number (1396492812000).

Almost surely, 2^{202220111110122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202220111110122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268126619904000).

202220111110122 is an abundant number, since it is smaller than the sum of its proper divisors (334033128697878).

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

202220111110122 is a wasteful number, since it uses less digits than its factorization.

202220111110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8786 (or 8783 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 202220111110122 its reverse (221011111022202), we get a palindrome (423231222132324).

The spelling of 202220111110122 in words is "two hundred two trillion, two hundred twenty billion, one hundred eleven million, one hundred ten thousand, one hundred twenty-two".