220210211211101 has 2 divisors, whose sum is σ = 220210211211102. Its totient is φ = 220210211211100.

The previous prime is 220210211211059. The next prime is 220210211211121. The reversal of 220210211211101 is 101112112012022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 188852843155876 + 31357368055225 = 13742374^2 + 5599765^2 .

It is a cyclic number.

It is not a de Polignac number, because 220210211211101 - 2²² = 220210207016797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220210211211101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220210211211121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110105105605550 + 110105105605551.

It is an arithmetic number, because the mean of its divisors is an integer number (110105105605551).

Almost surely, 2^{220210211211101} is an apocalyptic number.

It is an amenable number.

220210211211101 is a deficient number, since it is larger than the sum of its proper divisors (1).

220210211211101 is an equidigital number, since it uses as much as digits as its factorization.

220210211211101 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 17.

Adding to 220210211211101 its reverse (101112112012022), we get a palindrome (321322323223123).

The spelling of 220210211211101 in words is "two hundred twenty trillion, two hundred ten billion, two hundred eleven million, two hundred eleven thousand, one hundred one".