10111255801 has 4 divisors (see below), whose sum is σ = 10706035572. Its totient is φ = 9516476032.

The previous prime is 10111255787. The next prime is 10111255807. The reversal of 10111255801 is 10855211101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8734771600 + 1376484201 = 93460^2 + 37101^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10111255801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10111255807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297389860 + ... + 297389893.

It is an arithmetic number, because the mean of its divisors is an integer number (2676508893).

Almost surely, 2^10111255801 is an apocalyptic number.

It is an amenable number.

10111255801 is a deficient number, since it is larger than the sum of its proper divisors (594779771).

10111255801 is an equidigital number, since it uses as much as digits as its factorization.

10111255801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594779770.

The product of its (nonzero) digits is 400, while the sum is 25.

Adding to 10111255801 its reverse (10855211101), we get a palindrome (20966466902).

The spelling of 10111255801 in words is "ten billion, one hundred eleven million, two hundred fifty-five thousand, eight hundred one".