10999960801 has 2 divisors, whose sum is σ = 10999960802. Its totient is φ = 10999960800.

The previous prime is 10999960799. The next prime is 10999960813. The reversal of 10999960801 is 10806999901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10170520801 + 829440000 = 100849^2 + 28800^2 .

It is a cyclic number.

It is not a de Polignac number, because 10999960801 - 2¹ = 10999960799 is a prime.

Together with 10999960799, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10999960861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5499980400 + 5499980401.

It is an arithmetic number, because the mean of its divisors is an integer number (5499980401).

Almost surely, 2^10999960801 is an apocalyptic number.

It is an amenable number.

10999960801 is a deficient number, since it is larger than the sum of its proper divisors (1).

10999960801 is an equidigital number, since it uses as much as digits as its factorization.

10999960801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 314928, while the sum is 52.

The spelling of 10999960801 in words is "ten billion, nine hundred ninety-nine million, nine hundred sixty thousand, eight hundred one".