220020000121211 has 8 divisors (see below), whose sum is σ = 226182759767664. Its totient is φ = 213895165150080.

The previous prime is 220020000121189. The next prime is 220020000121213. The reversal of 220020000121211 is 112121000020022.

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-220020000121211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220020000121213) 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, 9481157066 + ... + 9481180271.

It is an arithmetic number, because the mean of its divisors is an integer number (28272844970958).

Almost surely, 2^{220020000121211} is an apocalyptic number.

220020000121211 is a deficient number, since it is larger than the sum of its proper divisors (6162759646453).

220020000121211 is a wasteful number, since it uses less digits than its factorization.

220020000121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18962337661.

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

Adding to 220020000121211 its reverse (112121000020022), we get a palindrome (332141000141233).

The spelling of 220020000121211 in words is "two hundred twenty trillion, twenty billion, one hundred twenty-one thousand, two hundred eleven".