10211201202077 has 2 divisors, whose sum is σ = 10211201202078. Its totient is φ = 10211201202076.

The previous prime is 10211201202061. The next prime is 10211201202173. The reversal of 10211201202077 is 77020210211201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9556438639801 + 654762562276 = 3091349^2 + 809174^2 .

It is a cyclic number.

It is not a de Polignac number, because 10211201202077 - 2⁴ = 10211201202061 is a prime.

It is a super-2 number, since 2×10211201202077² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10211201202677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105600601038 + 5105600601039.

It is an arithmetic number, because the mean of its divisors is an integer number (5105600601039).

Almost surely, 2^{10211201202077} is an apocalyptic number.

It is an amenable number.

10211201202077 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211201202077 is an equidigital number, since it uses as much as digits as its factorization.

10211201202077 is an odious number, because the sum of its binary digits is odd.

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

Adding to 10211201202077 its reverse (77020210211201), we get a palindrome (87231411413278).

The spelling of 10211201202077 in words is "ten trillion, two hundred eleven billion, two hundred one million, two hundred two thousand, seventy-seven".