222021010011077 has 2 divisors, whose sum is σ = 222021010011078. Its totient is φ = 222021010011076.

The previous prime is 222021010011041. The next prime is 222021010011107. The reversal of 222021010011077 is 770110010120222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131162252906881 + 90858757104196 = 11452609^2 + 9531986^2 .

It is a cyclic number.

It is not a de Polignac number, because 222021010011077 - 2¹² = 222021010006981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222021010019077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111010505005538 + 111010505005539.

It is an arithmetic number, because the mean of its divisors is an integer number (111010505005539).

Almost surely, 2^{222021010011077} is an apocalyptic number.

It is an amenable number.

222021010011077 is a deficient number, since it is larger than the sum of its proper divisors (1).

222021010011077 is an equidigital number, since it uses as much as digits as its factorization.

222021010011077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 784, while the sum is 26.

Adding to 222021010011077 its reverse (770110010120222), we get a palindrome (992131020131299).

The spelling of 222021010011077 in words is "two hundred twenty-two trillion, twenty-one billion, ten million, eleven thousand, seventy-seven".