122210020100 has 36 divisors (see below), whose sum is σ = 303080851584. Its totient is φ = 41900578080.

The previous prime is 122210020091. The next prime is 122210020109. The reversal of 122210020100 is 1020012221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (122210020091) and next prime (122210020109).

It is not an unprimeable number, because it can be changed into a prime (122210020109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87292172 + ... + 87293571.

It is an arithmetic number, because the mean of its divisors is an integer number (8418912544).

Almost surely, 2^122210020100 is an apocalyptic number.

122210020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122210020100 is an abundant number, since it is smaller than the sum of its proper divisors (180870831484).

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

122210020100 is a wasteful number, since it uses less digits than its factorization.

122210020100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174585764 (or 174585757 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 122210020100 its reverse (1020012221), we get a palindrome (123230032321).

The spelling of 122210020100 in words is "one hundred twenty-two billion, two hundred ten million, twenty thousand, one hundred".