222049201397 has 2 divisors, whose sum is σ = 222049201398. Its totient is φ = 222049201396.

The previous prime is 222049201351. The next prime is 222049201483. The reversal of 222049201397 is 793102940222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198337513201 + 23711688196 = 445351^2 + 153986^2 .

It is a cyclic number.

It is not a de Polignac number, because 222049201397 - 2⁸ = 222049201141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222049201327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111024600698 + 111024600699.

It is an arithmetic number, because the mean of its divisors is an integer number (111024600699).

Almost surely, 2^222049201397 is an apocalyptic number.

It is an amenable number.

222049201397 is a deficient number, since it is larger than the sum of its proper divisors (1).

222049201397 is an equidigital number, since it uses as much as digits as its factorization.

222049201397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 222049201397 in words is "two hundred twenty-two billion, forty-nine million, two hundred one thousand, three hundred ninety-seven".