220210201011181 has 2 divisors, whose sum is σ = 220210201011182. Its totient is φ = 220210201011180.

The previous prime is 220210201011113. The next prime is 220210201011197. The reversal of 220210201011181 is 181110102012022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220139269342281 + 70931668900 = 14837091^2 + 266330^2 .

It is a cyclic number.

It is not a de Polignac number, because 220210201011181 - 2⁹ = 220210201010669 is a prime.

It is a super-2 number, since 2×220210201011181² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220810201011181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110105100505590 + 110105100505591.

It is an arithmetic number, because the mean of its divisors is an integer number (110105100505591).

Almost surely, 2^{220210201011181} is an apocalyptic number.

It is an amenable number.

220210201011181 is a deficient number, since it is larger than the sum of its proper divisors (1).

220210201011181 is an equidigital number, since it uses as much as digits as its factorization.

220210201011181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 22.

The spelling of 220210201011181 in words is "two hundred twenty trillion, two hundred ten billion, two hundred one million, eleven thousand, one hundred eighty-one".