201022112001077 has 2 divisors, whose sum is σ = 201022112001078. Its totient is φ = 201022112001076.

The previous prime is 201022112001047. The next prime is 201022112001103. The reversal of 201022112001077 is 770100211220102.

It is an a-pointer prime, because the next prime (201022112001103) can be obtained adding 201022112001077 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196934238622276 + 4087873378801 = 14033326^2 + 2021849^2 .

It is a cyclic number.

It is not a de Polignac number, because 201022112001077 - 2¹⁰ = 201022112000053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201022112001047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100511056000538 + 100511056000539.

It is an arithmetic number, because the mean of its divisors is an integer number (100511056000539).

Almost surely, 2^{201022112001077} is an apocalyptic number.

It is an amenable number.

201022112001077 is a deficient number, since it is larger than the sum of its proper divisors (1).

201022112001077 is an equidigital number, since it uses as much as digits as its factorization.

201022112001077 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 201022112001077 its reverse (770100211220102), we get a palindrome (971122323221179).

The spelling of 201022112001077 in words is "two hundred one trillion, twenty-two billion, one hundred twelve million, one thousand, seventy-seven".