220122002102122 has 4 divisors (see below), whose sum is σ = 330183003153186. Its totient is φ = 110061001051060.

The previous prime is 220122002102117. The next prime is 220122002102141. The reversal of 220122002102122 is 221201200221022.

220122002102122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 158174414181081 + 61947587921041 = 12576741^2 + 7870679^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220122002102122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55030500525529 + ... + 55030500525532.

Almost surely, 2^{220122002102122} is an apocalyptic number.

220122002102122 is a deficient number, since it is larger than the sum of its proper divisors (110061001051064).

220122002102122 is a wasteful number, since it uses less digits than its factorization.

220122002102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110061001051063.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220122002102122 its reverse (221201200221022), we get a palindrome (441323202323144).

The spelling of 220122002102122 in words is "two hundred twenty trillion, one hundred twenty-two billion, two million, one hundred two thousand, one hundred twenty-two".