12201002000121 has 8 divisors (see below), whose sum is σ = 17746912000224. Its totient is φ = 7394546666720.

The previous prime is 12201002000107. The next prime is 12201002000137. The reversal of 12201002000121 is 12100020010221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12201002000121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12201002000097 and 12201002000106.

It is not an unprimeable number, because it can be changed into a prime (12201002000321) 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, 184863666636 + ... + 184863666701.

It is an arithmetic number, because the mean of its divisors is an integer number (2218364000028).

Almost surely, 2^{12201002000121} is an apocalyptic number.

12201002000121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12201002000121 is a deficient number, since it is larger than the sum of its proper divisors (5545910000103).

12201002000121 is a wasteful number, since it uses less digits than its factorization.

12201002000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369727333351.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12201002000121 its reverse (12100020010221), we get a palindrome (24301022010342).

The spelling of 12201002000121 in words is "twelve trillion, two hundred one billion, two million, one hundred twenty-one", and thus it is an aban number.