220021011107 has 2 divisors, whose sum is σ = 220021011108. Its totient is φ = 220021011106.

The previous prime is 220021011073. The next prime is 220021011121. The reversal of 220021011107 is 701110120022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220021011107 - 2¹⁸ = 220020748963 is a prime.

It is not a weakly prime, because it can be changed into another prime (220021011187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110010505553 + 110010505554.

It is an arithmetic number, because the mean of its divisors is an integer number (110010505554).

Almost surely, 2^220021011107 is an apocalyptic number.

220021011107 is a deficient number, since it is larger than the sum of its proper divisors (1).

220021011107 is an equidigital number, since it uses as much as digits as its factorization.

220021011107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 220021011107 its reverse (701110120022), we get a palindrome (921131131129).

The spelling of 220021011107 in words is "two hundred twenty billion, twenty-one million, eleven thousand, one hundred seven".