10511345223 has 12 divisors (see below), whose sum is σ = 15203015568. Its totient is φ = 6998350560.

The previous prime is 10511345189. The next prime is 10511345239. The reversal of 10511345223 is 32254311501.

10511345223 is a `hidden beast` number, since 1 + 0 + 5 + 1 + 134 + 522 + 3 = 666.

It is not a de Polignac number, because 10511345223 - 2⁸ = 10511344967 is a prime.

It is a super-2 number, since 2×10511345223² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10511341223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 760515 + ... + 774212.

It is an arithmetic number, because the mean of its divisors is an integer number (1266917964).

Almost surely, 2^10511345223 is an apocalyptic number.

10511345223 is a deficient number, since it is larger than the sum of its proper divisors (4691670345).

10511345223 is a wasteful number, since it uses less digits than its factorization.

10511345223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535494 (or 1535491 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 10511345223 its reverse (32254311501), we get a palindrome (42765656724).

The spelling of 10511345223 in words is "ten billion, five hundred eleven million, three hundred forty-five thousand, two hundred twenty-three".