220200100122 has 32 divisors (see below), whose sum is σ = 466346728512. Its totient is φ = 69076364544.

The previous prime is 220200100121. The next prime is 220200100151. The reversal of 220200100122 is 221001002022.

It is a junction number, because it is equal to n+sod(n) for n = 220200100098 and 220200100107.

It is not an unprimeable number, because it can be changed into a prime (220200100121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1164333 + ... + 1340175.

It is an arithmetic number, because the mean of its divisors is an integer number (14573335266).

Almost surely, 2^220200100122 is an apocalyptic number.

220200100122 is an abundant number, since it is smaller than the sum of its proper divisors (246146628390).

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

220200100122 is a wasteful number, since it uses less digits than its factorization.

220200100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188142.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 220200100122 its reverse (221001002022), we get a palindrome (441201102144).

The spelling of 220200100122 in words is "two hundred twenty billion, two hundred million, one hundred thousand, one hundred twenty-two".