122101200122 has 64 divisors (see below), whose sum is σ = 203499039744. Its totient is φ = 54485975040.

The previous prime is 122101200101. The next prime is 122101200139. The reversal of 122101200122 is 221002101221.

It is a junction number, because it is equal to n+sod(n) for n = 122101200097 and 122101200106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142474718 + ... + 142475574.

It is an arithmetic number, because the mean of its divisors is an integer number (3179672496).

Almost surely, 2^122101200122 is an apocalyptic number.

122101200122 is a deficient number, since it is larger than the sum of its proper divisors (81397839622).

122101200122 is a wasteful number, since it uses less digits than its factorization.

122101200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122101200122 its reverse (221002101221), we get a palindrome (343103301343).

It can be divided in two parts, 122101 and 200122, that added together give a palindrome (322223).

The spelling of 122101200122 in words is "one hundred twenty-two billion, one hundred one million, two hundred thousand, one hundred twenty-two".