122222001200 has 120 divisors (see below), whose sum is σ = 326427190656. Its totient is φ = 43672320000.

The previous prime is 122222001193. The next prime is 122222001281. The reversal of 122222001200 is 2100222221.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 217901 + ... + 540300.

Almost surely, 2^122222001200 is an apocalyptic number.

122222001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122222001200 is an abundant number, since it is smaller than the sum of its proper divisors (204205189456).

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

122222001200 is a wasteful number, since it uses less digits than its factorization.

122222001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758263 (or 758252 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 122222001200 its reverse (2100222221), we get a palindrome (124322223421).

The spelling of 122222001200 in words is "one hundred twenty-two billion, two hundred twenty-two million, one thousand, two hundred".