5111101111051 has 16 divisors (see below), whose sum is σ = 5744549551104. Its totient is φ = 4512048719904.

The previous prime is 5111101111033. The next prime is 5111101111057. The reversal of 5111101111051 is 1501111011115.

It is a cyclic number.

It is not a de Polignac number, because 5111101111051 - 2²¹ = 5111099013899 is a prime.

It is a super-2 number, since 2×5111101111051² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5111101111057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330130 + ... + 3214216.

It is an arithmetic number, because the mean of its divisors is an integer number (359034346944).

Almost surely, 2^{5111101111051} is an apocalyptic number.

5111101111051 is a deficient number, since it is larger than the sum of its proper divisors (633448440053).

5111101111051 is a wasteful number, since it uses less digits than its factorization.

5111101111051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2890050.

The product of its (nonzero) digits is 25, while the sum is 19.

Adding to 5111101111051 its reverse (1501111011115), we get a palindrome (6612212122166).

The spelling of 5111101111051 in words is "five trillion, one hundred eleven billion, one hundred one million, one hundred eleven thousand, fifty-one".