122210201122 has 4 divisors (see below), whose sum is σ = 183315301686. Its totient is φ = 61105100560.

The previous prime is 122210201107. The next prime is 122210201123. The reversal of 122210201122 is 221102012221.

It is a happy number.

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., 96386032521 + 25824168601 = 310461^2 + 160699^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122210201096 and 122210201105.

It is not an unprimeable number, because it can be changed into a prime (122210201123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30552550279 + ... + 30552550282.

Almost surely, 2^122210201122 is an apocalyptic number.

122210201122 is a deficient number, since it is larger than the sum of its proper divisors (61105100564).

122210201122 is an equidigital number, since it uses as much as digits as its factorization.

122210201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61105100563.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122210201122 its reverse (221102012221), we get a palindrome (343312213343).

The spelling of 122210201122 in words is "one hundred twenty-two billion, two hundred ten million, two hundred one thousand, one hundred twenty-two".