12011071510510 has 16 divisors (see below), whose sum is σ = 21639423715200. Its totient is φ = 4800096382816.

The previous prime is 12011071510499. The next prime is 12011071510523. The reversal of 12011071510510 is 1501517011021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541516030 + ... + 541538209.

It is an arithmetic number, because the mean of its divisors is an integer number (1352463982200).

Almost surely, 2^{12011071510510} is an apocalyptic number.

12011071510510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12011071510510 is a deficient number, since it is larger than the sum of its proper divisors (9628352204690).

12011071510510 is a wasteful number, since it uses less digits than its factorization.

12011071510510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083055355.

The product of its (nonzero) digits is 350, while the sum is 25.

Adding to 12011071510510 its reverse (1501517011021), we get a palindrome (13512588521531).

The spelling of 12011071510510 in words is "twelve trillion, eleven billion, seventy-one million, five hundred ten thousand, five hundred ten".