12120210012001 has 64 divisors (see below), whose sum is σ = 15383376691200. Its totient is φ = 9294585739776.

The previous prime is 12120210011977. The next prime is 12120210012013. The reversal of 12120210012001 is 10021001202121.

It is a cyclic number.

It is not a de Polignac number, because 12120210012001 - 2¹³ = 12120210003809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (12120210012101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1993780480 + ... + 1993786558.

It is an arithmetic number, because the mean of its divisors is an integer number (240365260800).

Almost surely, 2^{12120210012001} is an apocalyptic number.

It is an amenable number.

12120210012001 is a deficient number, since it is larger than the sum of its proper divisors (3263166679199).

12120210012001 is a wasteful number, since it uses less digits than its factorization.

12120210012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11318.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12120210012001 its reverse (10021001202121), we get a palindrome (22141211214122).

The spelling of 12120210012001 in words is "twelve trillion, one hundred twenty billion, two hundred ten million, twelve thousand, one".