222022022021077 has 2 divisors, whose sum is σ = 222022022021078. Its totient is φ = 222022022021076.

The previous prime is 222022022021039. The next prime is 222022022021183. The reversal of 222022022021077 is 770120220220222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184141616074641 + 37880405946436 = 13569879^2 + 6154706^2 .

It is a cyclic number.

It is not a de Polignac number, because 222022022021077 - 2¹⁹ = 222022021496789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222022022001077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111011011010538 + 111011011010539.

It is an arithmetic number, because the mean of its divisors is an integer number (111011011010539).

Almost surely, 2^{222022022021077} is an apocalyptic number.

It is an amenable number.

222022022021077 is a deficient number, since it is larger than the sum of its proper divisors (1).

222022022021077 is an equidigital number, since it uses as much as digits as its factorization.

222022022021077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544, while the sum is 31.

Adding to 222022022021077 its reverse (770120220220222), we get a palindrome (992142242241299).

The spelling of 222022022021077 in words is "two hundred twenty-two trillion, twenty-two billion, twenty-two million, twenty-one thousand, seventy-seven".