10881232540571 has 2 divisors, whose sum is σ = 10881232540572. Its totient is φ = 10881232540570.

The previous prime is 10881232540499. The next prime is 10881232540583. The reversal of 10881232540571 is 17504523218801.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10881232540571 - 2²² = 10881228346267 is a prime.

It is a super-2 number, since 2×10881232540571² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10881232549571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5440616270285 + 5440616270286.

It is an arithmetic number, because the mean of its divisors is an integer number (5440616270286).

Almost surely, 2^{10881232540571} is an apocalyptic number.

10881232540571 is a deficient number, since it is larger than the sum of its proper divisors (1).

10881232540571 is an equidigital number, since it uses as much as digits as its factorization.

10881232540571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 537600, while the sum is 47.

The spelling of 10881232540571 in words is "ten trillion, eight hundred eighty-one billion, two hundred thirty-two million, five hundred forty thousand, five hundred seventy-one".