220220021001211 has 16 divisors (see below), whose sum is σ = 274605733440000. Its totient is φ = 171571449329280.

The previous prime is 220220021001203. The next prime is 220220021001217. The reversal of 220220021001211 is 112100120022022.

It is a happy number.

It is not a de Polignac number, because 220220021001211 - 2³ = 220220021001203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220220021001217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237593086 + ... + 238518163.

It is an arithmetic number, because the mean of its divisors is an integer number (17162858340000).

Almost surely, 2^{220220021001211} is an apocalyptic number.

220220021001211 is a deficient number, since it is larger than the sum of its proper divisors (54385712438789).

220220021001211 is a wasteful number, since it uses less digits than its factorization.

220220021001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476117274.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220220021001211 its reverse (112100120022022), we get a palindrome (332320141023233).

The spelling of 220220021001211 in words is "two hundred twenty trillion, two hundred twenty billion, twenty-one million, one thousand, two hundred eleven".