122310001200 has 60 divisors (see below), whose sum is σ = 391799707688. Its totient is φ = 32616000000.

The previous prime is 122310001199. The next prime is 122310001249. The reversal of 122310001200 is 2100013221.

It is a tau number, because it is divible by the number of its divisors (60).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50961301 + ... + 50963700.

Almost surely, 2^122310001200 is an apocalyptic number.

122310001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122310001200 is an abundant number, since it is smaller than the sum of its proper divisors (269489706488).

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

122310001200 is a wasteful number, since it uses less digits than its factorization.

122310001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101925022 (or 101925011 counting only the distinct ones).

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

Adding to 122310001200 its reverse (2100013221), we get a palindrome (124410014421).

The spelling of 122310001200 in words is "one hundred twenty-two billion, three hundred ten million, one thousand, two hundred".