511424101011 has 4 divisors (see below), whose sum is σ = 681898801352. Its totient is φ = 340949400672.

The previous prime is 511424100989. The next prime is 511424101021. The reversal of 511424101011 is 110101424115.

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

It is not a de Polignac number, because 511424101011 - 2⁷ = 511424100883 is a prime.

It is a super-2 number, since 2×511424101011² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (511424101021) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 85237350166 + ... + 85237350171.

It is an arithmetic number, because the mean of its divisors is an integer number (170474700338).

Almost surely, 2^511424101011 is an apocalyptic number.

511424101011 is a deficient number, since it is larger than the sum of its proper divisors (170474700341).

511424101011 is a wasteful number, since it uses less digits than its factorization.

511424101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170474700340.

The product of its (nonzero) digits is 160, while the sum is 21.

Adding to 511424101011 its reverse (110101424115), we get a palindrome (621525525126).

The spelling of 511424101011 in words is "five hundred eleven billion, four hundred twenty-four million, one hundred one thousand, eleven".