122203010100 has 144 divisors (see below), whose sum is σ = 366404673600. Its totient is φ = 31408849920.

The previous prime is 122203010053. The next prime is 122203010173. The reversal of 122203010100 is 1010302221.

122203010100 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5094936 + ... + 5118864.

It is an arithmetic number, because the mean of its divisors is an integer number (2544476900).

Almost surely, 2^122203010100 is an apocalyptic number.

122203010100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122203010100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183202336800).

122203010100 is an abundant number, since it is smaller than the sum of its proper divisors (244201663500).

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

122203010100 is a wasteful number, since it uses less digits than its factorization.

122203010100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24562 (or 24555 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 122203010100 its reverse (1010302221), we get a palindrome (123213312321).

The spelling of 122203010100 in words is "one hundred twenty-two billion, two hundred three million, ten thousand, one hundred".