220220211201149 has 2 divisors, whose sum is σ = 220220211201150. Its totient is φ = 220220211201148.

The previous prime is 220220211201091. The next prime is 220220211201161. The reversal of 220220211201149 is 941102112022022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201003122488249 + 19217088712900 = 14177557^2 + 4383730^2 .

It is a cyclic number.

It is not a de Polignac number, because 220220211201149 - 2⁸ = 220220211200893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220220211201649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110110105600574 + 110110105600575.

It is an arithmetic number, because the mean of its divisors is an integer number (110110105600575).

Almost surely, 2^{220220211201149} is an apocalyptic number.

It is an amenable number.

220220211201149 is a deficient number, since it is larger than the sum of its proper divisors (1).

220220211201149 is an equidigital number, since it uses as much as digits as its factorization.

220220211201149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 220220211201149 in words is "two hundred twenty trillion, two hundred twenty billion, two hundred eleven million, two hundred one thousand, one hundred forty-nine".