12122102100012 has 24 divisors (see below), whose sum is σ = 28360735754736. Its totient is φ = 4029867720768.

The previous prime is 12122102100011. The next prime is 12122102100013. The reversal of 12122102100012 is 21000120122121.

It is an interprime number because it is at equal distance from previous prime (12122102100011) and next prime (12122102100013).

It is a junction number, because it is equal to n+sod(n) for n = 12122102099964 and 12122102100000.

It is not an unprimeable number, because it can be changed into a prime (12122102100011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1354117743 + ... + 1354126694.

It is an arithmetic number, because the mean of its divisors is an integer number (1181697323114).

Almost surely, 2^{12122102100012} is an apocalyptic number.

12122102100012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12122102100012 is an abundant number, since it is smaller than the sum of its proper divisors (16238633654724).

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

12122102100012 is a wasteful number, since it uses less digits than its factorization.

12122102100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708244817 (or 2708244815 counting only the distinct ones).

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

Adding to 12122102100012 its reverse (21000120122121), we get a palindrome (33122222222133).

The spelling of 12122102100012 in words is "twelve trillion, one hundred twenty-two billion, one hundred two million, one hundred thousand, twelve".