10001011223 has 32 divisors (see below), whose sum is σ = 11939622912. Its totient is φ = 8199475200.

The previous prime is 10001011177. The next prime is 10001011249. The reversal of 10001011223 is 32211010001.

It is not a de Polignac number, because 10001011223 - 2⁶ = 10001011159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001017223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3931490 + ... + 3934032.

It is an arithmetic number, because the mean of its divisors is an integer number (373113216).

Almost surely, 2^10001011223 is an apocalyptic number.

10001011223 is a deficient number, since it is larger than the sum of its proper divisors (1938611689).

10001011223 is a wasteful number, since it uses less digits than its factorization.

10001011223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10001011223 its reverse (32211010001), we get a palindrome (42212021224).

The spelling of 10001011223 in words is "ten billion, one million, eleven thousand, two hundred twenty-three".