10121010758077 has 2 divisors, whose sum is σ = 10121010758078. Its totient is φ = 10121010758076.

The previous prime is 10121010757981. The next prime is 10121010758081. The reversal of 10121010758077 is 77085701012101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8711818593241 + 1409192164836 = 2951579^2 + 1187094^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10121010758077 is a prime.

It is a super-2 number, since 2×10121010758077² (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 (10121010758377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060505379038 + 5060505379039.

It is an arithmetic number, because the mean of its divisors is an integer number (5060505379039).

Almost surely, 2^{10121010758077} is an apocalyptic number.

It is an amenable number.

10121010758077 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121010758077 is an equidigital number, since it uses as much as digits as its factorization.

10121010758077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27440, while the sum is 40.

The spelling of 10121010758077 in words is "ten trillion, one hundred twenty-one billion, ten million, seven hundred fifty-eight thousand, seventy-seven".