12242120001 has 16 divisors (see below), whose sum is σ = 17619845760. Its totient is φ = 7537376000.

The previous prime is 12242119999. The next prime is 12242120017. The reversal of 12242120001 is 10002124221.

It is not a de Polignac number, because 12242120001 - 2¹ = 12242119999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12242120201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3057000 + ... + 3061001.

It is an arithmetic number, because the mean of its divisors is an integer number (1101240360).

Almost surely, 2^12242120001 is an apocalyptic number.

It is an amenable number.

12242120001 is a deficient number, since it is larger than the sum of its proper divisors (5377725759).

12242120001 is a wasteful number, since it uses less digits than its factorization.

12242120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6118056.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12242120001 its reverse (10002124221), we get a palindrome (22244244222).

The spelling of 12242120001 in words is "twelve billion, two hundred forty-two million, one hundred twenty thousand, one".