12122122100010 has 64 divisors (see below), whose sum is σ = 31333688773632. Its totient is φ = 2983653121536.

The previous prime is 12122122099999. The next prime is 12122122100069. The reversal of 12122122100010 is 1000122122121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3288462 + ... + 5920998.

It is an arithmetic number, because the mean of its divisors is an integer number (489588887088).

Almost surely, 2^{12122122100010} is an apocalyptic number.

12122122100010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12122122100010 is an abundant number, since it is smaller than the sum of its proper divisors (19211566673622).

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

12122122100010 is a wasteful number, since it uses less digits than its factorization.

12122122100010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2644367.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12122122100010 its reverse (1000122122121), we get a palindrome (13122244222131).

The spelling of 12122122100010 in words is "twelve trillion, one hundred twenty-two billion, one hundred twenty-two million, one hundred thousand, ten".