5111223112045 has 12 divisors (see below), whose sum is σ = 6164760364884. Its totient is φ = 4068222099200.

The previous prime is 5111223112027. The next prime is 5111223112069. The reversal of 5111223112045 is 5402113221115.

It can be written as a sum of positive squares in 6 ways, for example, as 527196522889 + 4584026589156 = 726083^2 + 2141034^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5111223112045 is a prime.

It is a super-2 number, since 2×5111223112045² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12976156 + ... + 13364245.

It is an arithmetic number, because the mean of its divisors is an integer number (513730030407).

Almost surely, 2^{5111223112045} is an apocalyptic number.

It is an amenable number.

5111223112045 is a deficient number, since it is larger than the sum of its proper divisors (1053537252839).

5111223112045 is an equidigital number, since it uses as much as digits as its factorization.

5111223112045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26340800 (or 26340603 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

The spelling of 5111223112045 in words is "five trillion, one hundred eleven billion, two hundred twenty-three million, one hundred twelve thousand, forty-five".