220102021211 has 2 divisors, whose sum is σ = 220102021212. Its totient is φ = 220102021210.

The previous prime is 220102021207. The next prime is 220102021241. The reversal of 220102021211 is 112120201022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220102021211 - 2² = 220102021207 is a prime.

It is not a weakly prime, because it can be changed into another prime (220102021241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110051010605 + 110051010606.

It is an arithmetic number, because the mean of its divisors is an integer number (110051010606).

Almost surely, 2^220102021211 is an apocalyptic number.

220102021211 is a deficient number, since it is larger than the sum of its proper divisors (1).

220102021211 is an equidigital number, since it uses as much as digits as its factorization.

220102021211 is an evil number, because the sum of its binary digits is even.

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

Adding to 220102021211 its reverse (112120201022), we get a palindrome (332222222233).

The spelling of 220102021211 in words is "two hundred twenty billion, one hundred two million, twenty-one thousand, two hundred eleven".