122200110100220 has 24 divisors (see below), whose sum is σ = 256635645462000. Its totient is φ = 48877107992192.

The previous prime is 122200110100177. The next prime is 122200110100247. The reversal of 122200110100220 is 22001011002221.

It is a junction number, because it is equal to n+sod(n) for n = 122200110100195 and 122200110100204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183161690 + ... + 183827649.

It is an arithmetic number, because the mean of its divisors is an integer number (10693151894250).

Almost surely, 2^{122200110100220} is an apocalyptic number.

122200110100220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122200110100220 is an abundant number, since it is smaller than the sum of its proper divisors (134435535361780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122200110100220 is a wasteful number, since it uses less digits than its factorization.

122200110100220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367005997 (or 367005995 counting only the distinct ones).

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

Adding to 122200110100220 its reverse (22001011002221), we get a palindrome (144201121102441).

The spelling of 122200110100220 in words is "one hundred twenty-two trillion, two hundred billion, one hundred ten million, one hundred thousand, two hundred twenty".