122312212332100 has 72 divisors (see below), whose sum is σ = 305087664264768. Its totient is φ = 41693213212800.

The previous prime is 122312212332097. The next prime is 122312212332143. The reversal of 122312212332100 is 1233212213221.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 504883906 + ... + 505126105.

It is an arithmetic number, because the mean of its divisors is an integer number (4237328670344).

Almost surely, 2^{122312212332100} is an apocalyptic number.

122312212332100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122312212332100 is an abundant number, since it is smaller than the sum of its proper divisors (182775451932668).

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

122312212332100 is a wasteful number, since it uses less digits than its factorization.

122312212332100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010010205 (or 1010010198 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 122312212332100 its reverse (1233212213221), we get a palindrome (123545424545321).

The spelling of 122312212332100 in words is "one hundred twenty-two trillion, three hundred twelve billion, two hundred twelve million, three hundred thirty-two thousand, one hundred".