12011210123001 has 16 divisors (see below), whose sum is σ = 16711916350464. Its totient is φ = 7659016467344.

The previous prime is 12011210122991. The next prime is 12011210123083. The reversal of 12011210123001 is 10032101211021.

It is a cyclic number.

It is not a de Polignac number, because 12011210123001 - 2³³ = 12002620188409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12011210133001) 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, 1730151 + ... + 5197676.

It is an arithmetic number, because the mean of its divisors is an integer number (1044494771904).

Almost surely, 2^{12011210123001} is an apocalyptic number.

It is an amenable number.

12011210123001 is a deficient number, since it is larger than the sum of its proper divisors (4700706227463).

12011210123001 is a wasteful number, since it uses less digits than its factorization.

12011210123001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6952980.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 12011210123001 its reverse (10032101211021), we get a palindrome (22043311334022).

The spelling of 12011210123001 in words is "twelve trillion, eleven billion, two hundred ten million, one hundred twenty-three thousand, one".