222400020071 has 2 divisors, whose sum is σ = 222400020072. Its totient is φ = 222400020070.

The previous prime is 222400020067. The next prime is 222400020121. The reversal of 222400020071 is 170020004222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222400020071 - 2² = 222400020067 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222400020571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111200010035 + 111200010036.

It is an arithmetic number, because the mean of its divisors is an integer number (111200010036).

Almost surely, 2^222400020071 is an apocalyptic number.

222400020071 is a deficient number, since it is larger than the sum of its proper divisors (1).

222400020071 is an equidigital number, since it uses as much as digits as its factorization.

222400020071 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 20.

Adding to 222400020071 its reverse (170020004222), we get a palindrome (392420024293).

The spelling of 222400020071 in words is "two hundred twenty-two billion, four hundred million, twenty thousand, seventy-one".