122200021202122 has 4 divisors (see below), whose sum is σ = 183300031803186. Its totient is φ = 61100010601060.

The previous prime is 122200021202113. The next prime is 122200021202137. The reversal of 122200021202122 is 221202120002221.

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., 103259151045801 + 18940870156321 = 10161651^2 + 4352111^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122200021202122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30550005300529 + ... + 30550005300532.

Almost surely, 2^{122200021202122} is an apocalyptic number.

122200021202122 is a deficient number, since it is larger than the sum of its proper divisors (61100010601064).

122200021202122 is an equidigital number, since it uses as much as digits as its factorization.

122200021202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61100010601063.

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

Adding to 122200021202122 its reverse (221202120002221), we get a palindrome (343402141204343).

The spelling of 122200021202122 in words is "one hundred twenty-two trillion, two hundred billion, twenty-one million, two hundred two thousand, one hundred twenty-two".