220120121200001 has 8 divisors (see below), whose sum is σ = 240131595381600. Its totient is φ = 200108739363840.

The previous prime is 220120121199983. The next prime is 220120121200033. The reversal of 220120121200001 is 100002121021022.

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-220120121200001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220120121200601) 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, 18054656 + ... + 27680513.

It is an arithmetic number, because the mean of its divisors is an integer number (30016449422700).

Almost surely, 2^{220120121200001} is an apocalyptic number.

It is an amenable number.

220120121200001 is a deficient number, since it is larger than the sum of its proper divisors (20011474181599).

220120121200001 is a wasteful number, since it uses less digits than its factorization.

220120121200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46172719.

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

Adding to 220120121200001 its reverse (100002121021022), we get a palindrome (320122242221023).

The spelling of 220120121200001 in words is "two hundred twenty trillion, one hundred twenty billion, one hundred twenty-one million, two hundred thousand, one".