212140123431010 has 16 divisors (see below), whose sum is σ = 388324293739200. Its totient is φ = 83417811247216.

The previous prime is 212140123431001. The next prime is 212140123431053. The reversal of 212140123431010 is 10134321041212.

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 7 ways as a sum of consecutive naturals, for example, 179779765030 + ... + 179779766209.

It is an arithmetic number, because the mean of its divisors is an integer number (24270268358700).

Almost surely, 2^{212140123431010} is an apocalyptic number.

212140123431010 is a deficient number, since it is larger than the sum of its proper divisors (176184170308190).

212140123431010 is a wasteful number, since it uses less digits than its factorization.

212140123431010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359559531305.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 212140123431010 its reverse (10134321041212), we get a palindrome (222274444472222).

The spelling of 212140123431010 in words is "two hundred twelve trillion, one hundred forty billion, one hundred twenty-three million, four hundred thirty-one thousand, ten".