220021202000111 has 2 divisors, whose sum is σ = 220021202000112. Its totient is φ = 220021202000110.

The previous prime is 220021202000077. The next prime is 220021202000129. The reversal of 220021202000111 is 111000202120022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220021202000111 - 2¹⁰ = 220021201999087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220021202000141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110010601000055 + 110010601000056.

It is an arithmetic number, because the mean of its divisors is an integer number (110010601000056).

Almost surely, 2^{220021202000111} is an apocalyptic number.

220021202000111 is a deficient number, since it is larger than the sum of its proper divisors (1).

220021202000111 is an equidigital number, since it uses as much as digits as its factorization.

220021202000111 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 220021202000111 its reverse (111000202120022), we get a palindrome (331021404120133).

The spelling of 220021202000111 in words is "two hundred twenty trillion, twenty-one billion, two hundred two million, one hundred eleven", and thus it is an aban number.