20120201022001 has 8 divisors (see below), whose sum is σ = 20222155928000. Its totient is φ = 20018254600080.

The previous prime is 20120201021971. The next prime is 20120201022017. The reversal of 20120201022001 is 10022010202102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20120201022001 - 2⁵ = 20120201021969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20120201022091) 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, 2661295 + ... + 6879163.

It is an arithmetic number, because the mean of its divisors is an integer number (2527769491000).

Almost surely, 2^{20120201022001} is an apocalyptic number.

It is an amenable number.

20120201022001 is a deficient number, since it is larger than the sum of its proper divisors (101954905999).

20120201022001 is a wasteful number, since it uses less digits than its factorization.

20120201022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4242039.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20120201022001 its reverse (10022010202102), we get a palindrome (30142211224103).

The spelling of 20120201022001 in words is "twenty trillion, one hundred twenty billion, two hundred one million, twenty-two thousand, one".