122112222102201 has 4 divisors (see below), whose sum is σ = 162816296136272. Its totient is φ = 81408148068132.

The previous prime is 122112222102197. The next prime is 122112222102203. The reversal of 122112222102201 is 102201222211221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 122112222102201 - 2² = 122112222102197 is a prime.

It is a super-2 number, since 2×122112222102201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122112222102203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20352037017031 + ... + 20352037017036.

It is an arithmetic number, because the mean of its divisors is an integer number (40704074034068).

Almost surely, 2^{122112222102201} is an apocalyptic number.

It is an amenable number.

122112222102201 is a deficient number, since it is larger than the sum of its proper divisors (40704074034071).

122112222102201 is an equidigital number, since it uses as much as digits as its factorization.

122112222102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40704074034070.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 122112222102201 its reverse (102201222211221), we get a palindrome (224313444313422).

The spelling of 122112222102201 in words is "one hundred twenty-two trillion, one hundred twelve billion, two hundred twenty-two million, one hundred two thousand, two hundred one".