220411523197 has 2 divisors, whose sum is σ = 220411523198. Its totient is φ = 220411523196.

The previous prime is 220411523183. The next prime is 220411523249. The reversal of 220411523197 is 791325114022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 214504217316 + 5907305881 = 463146^2 + 76859^2 .

It is a cyclic number.

It is not a de Polignac number, because 220411523197 - 2⁷ = 220411523069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220411523107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110205761598 + 110205761599.

It is an arithmetic number, because the mean of its divisors is an integer number (110205761599).

Almost surely, 2^220411523197 is an apocalyptic number.

It is an amenable number.

220411523197 is a deficient number, since it is larger than the sum of its proper divisors (1).

220411523197 is an equidigital number, since it uses as much as digits as its factorization.

220411523197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 220411523197 in words is "two hundred twenty billion, four hundred eleven million, five hundred twenty-three thousand, one hundred ninety-seven".