10121011012271 has 2 divisors, whose sum is σ = 10121011012272. Its totient is φ = 10121011012270.

The previous prime is 10121011012187. The next prime is 10121011012279. The reversal of 10121011012271 is 17221011012101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10121011012271 - 2¹⁰ = 10121011011247 is a prime.

It is a super-2 number, since 2×10121011012271² (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 (10121011012279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060505506135 + 5060505506136.

It is an arithmetic number, because the mean of its divisors is an integer number (5060505506136).

Almost surely, 2^{10121011012271} is an apocalyptic number.

10121011012271 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121011012271 is an equidigital number, since it uses as much as digits as its factorization.

10121011012271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 20.

Adding to 10121011012271 its reverse (17221011012101), we get a palindrome (27342022024372).

The spelling of 10121011012271 in words is "ten trillion, one hundred twenty-one billion, eleven million, twelve thousand, two hundred seventy-one".