212140234110015 has 96 divisors (see below), whose sum is σ = 369175506036480. Its totient is φ = 112691609468928.

The previous prime is 212140234110011. The next prime is 212140234110071. The reversal of 212140234110015 is 510011432041212.

212140234110015 is a `hidden beast` number, since 2 + 1 + 214 + 0 + 2 + 341 + 100 + 1 + 5 = 666.

It is not a de Polignac number, because 212140234110015 - 2² = 212140234110011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212140234110011) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27662042601 + ... + 27662050269.

It is an arithmetic number, because the mean of its divisors is an integer number (3845578187880).

Almost surely, 2^{212140234110015} is an apocalyptic number.

212140234110015 is a deficient number, since it is larger than the sum of its proper divisors (157035271926465).

212140234110015 is a wasteful number, since it uses less digits than its factorization.

212140234110015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10513 (or 10510 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 212140234110015 its reverse (510011432041212), we get a palindrome (722151666151227).

The spelling of 212140234110015 in words is "two hundred twelve trillion, one hundred forty billion, two hundred thirty-four million, one hundred ten thousand, fifteen".