222710801 has 2 divisors, whose sum is σ = 222710802. Its totient is φ = 222710800.

The previous prime is 222710797. The next prime is 222710843. The reversal of 222710801 is 108017222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205062400 + 17648401 = 14320^2 + 4201^2 .

It is a cyclic number.

It is not a de Polignac number, because 222710801 - 2² = 222710797 is a prime.

It is not a weakly prime, because it can be changed into another prime (222710861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111355400 + 111355401.

It is an arithmetic number, because the mean of its divisors is an integer number (111355401).

Almost surely, 2^222710801 is an apocalyptic number.

It is an amenable number.

222710801 is a deficient number, since it is larger than the sum of its proper divisors (1).

222710801 is an equidigital number, since it uses as much as digits as its factorization.

222710801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 222710801 is about 14923.4982829094. The cubic root of 222710801 is about 606.1504426307.

The spelling of 222710801 in words is "two hundred twenty-two million, seven hundred ten thousand, eight hundred one".