102012010740077 has 2 divisors, whose sum is σ = 102012010740078. Its totient is φ = 102012010740076.

The previous prime is 102012010740049. The next prime is 102012010740103. The reversal of 102012010740077 is 770047010210201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93985152824836 + 8026857915241 = 9694594^2 + 2833171^2 .

It is a cyclic number.

It is not a de Polignac number, because 102012010740077 - 2²⁴ = 102011993962861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102012010740677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006005370038 + 51006005370039.

It is an arithmetic number, because the mean of its divisors is an integer number (51006005370039).

Almost surely, 2^{102012010740077} is an apocalyptic number.

It is an amenable number.

102012010740077 is a deficient number, since it is larger than the sum of its proper divisors (1).

102012010740077 is an equidigital number, since it uses as much as digits as its factorization.

102012010740077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5488, while the sum is 32.

Adding to 102012010740077 its reverse (770047010210201), we get a palindrome (872059020950278).

The spelling of 102012010740077 in words is "one hundred two trillion, twelve billion, ten million, seven hundred forty thousand, seventy-seven".