122221011102 has 32 divisors (see below), whose sum is σ = 246543797760. Its totient is φ = 40391265600.

The previous prime is 122221011079. The next prime is 122221011139. The reversal of 122221011102 is 201110122221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247227 + ... + 552777.

It is an arithmetic number, because the mean of its divisors is an integer number (7704493680).

Almost surely, 2^122221011102 is an apocalyptic number.

122221011102 is an abundant number, since it is smaller than the sum of its proper divisors (124322786658).

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

122221011102 is a wasteful number, since it uses less digits than its factorization.

122221011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306128.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122221011102 its reverse (201110122221), we get a palindrome (323331133323).

The spelling of 122221011102 in words is "one hundred twenty-two billion, two hundred twenty-one million, eleven thousand, one hundred two".