123222012200 has 48 divisors (see below), whose sum is σ = 327418493280. Its totient is φ = 42247546560.

The previous prime is 123222012139. The next prime is 123222012257. The reversal of 123222012200 is 2210222321.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44006462 + ... + 44009261.

It is an arithmetic number, because the mean of its divisors is an integer number (6821218610).

Almost surely, 2^123222012200 is an apocalyptic number.

123222012200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123222012200 is an abundant number, since it is smaller than the sum of its proper divisors (204196481080).

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

123222012200 is a wasteful number, since it uses less digits than its factorization.

123222012200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88015746 (or 88015737 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 123222012200 its reverse (2210222321), we get a palindrome (125432234521).

The spelling of 123222012200 in words is "one hundred twenty-three billion, two hundred twenty-two million, twelve thousand, two hundred".