12201021022001 has 8 divisors (see below), whose sum is σ = 13946146778880. Its totient is φ = 10456425953568.

The previous prime is 12201021021961. The next prime is 12201021022007. The reversal of 12201021022001 is 10022012010221.

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

It is not a de Polignac number, because 12201021022001 - 2³⁰ = 12199947280177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12201021022007) 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, 132622841 + ... + 132714806.

It is an arithmetic number, because the mean of its divisors is an integer number (1743268347360).

Almost surely, 2^{12201021022001} is an apocalyptic number.

It is an amenable number.

12201021022001 is a deficient number, since it is larger than the sum of its proper divisors (1745125756879).

12201021022001 is an equidigital number, since it uses as much as digits as its factorization.

12201021022001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265344223.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12201021022001 its reverse (10022012010221), we get a palindrome (22223033032222).

The spelling of 12201021022001 in words is "twelve trillion, two hundred one billion, twenty-one million, twenty-two thousand, one".