122223344100 has 288 divisors, whose sum is σ = 418266979200. Its totient is φ = 27165696000.

The previous prime is 122223344057. The next prime is 122223344107. The reversal of 122223344100 is 1443322221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (122223344107) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6382540 + ... + 6401660.

It is an arithmetic number, because the mean of its divisors is an integer number (1452315900).

Almost surely, 2^122223344100 is an apocalyptic number.

122223344100 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 122223344100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209133489600).

122223344100 is an abundant number, since it is smaller than the sum of its proper divisors (296043635100).

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

122223344100 is a wasteful number, since it uses less digits than its factorization.

122223344100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19311 (or 19304 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 122223344100 its reverse (1443322221), we get a palindrome (123666666321).

The spelling of 122223344100 in words is "one hundred twenty-two billion, two hundred twenty-three million, three hundred forty-four thousand, one hundred".