12342252100 has 36 divisors (see below), whose sum is σ = 27706234500. Its totient is φ = 4766661760.

The previous prime is 12342252079. The next prime is 12342252107. The reversal of 12342252100 is 125224321.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 309478464 + 12032773636 = 17592^2 + 109694^2 .

It is not an unprimeable number, because it can be changed into a prime (12342252107) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2125075 + ... + 2130874.

It is an arithmetic number, because the mean of its divisors is an integer number (769617625).

Almost surely, 2^12342252100 is an apocalyptic number.

12342252100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12342252100 is an abundant number, since it is smaller than the sum of its proper divisors (15363982400).

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

12342252100 is a wasteful number, since it uses less digits than its factorization.

12342252100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4255992 (or 4255985 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 12342252100 its reverse (125224321), we get a palindrome (12467476421).

The spelling of 12342252100 in words is "twelve billion, three hundred forty-two million, two hundred fifty-two thousand, one hundred".