212140100443334 has 96 divisors (see below), whose sum is σ = 390306682620000. Its totient is φ = 85985947643904.

The previous prime is 212140100443309. The next prime is 212140100443351. The reversal of 212140100443334 is 433344001041212.

It is a super-2 number, since 2×212140100443334² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 212140100443334.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2636911142 + ... + 2636991590.

It is an arithmetic number, because the mean of its divisors is an integer number (4065694610625).

Almost surely, 2^{212140100443334} is an apocalyptic number.

212140100443334 is a deficient number, since it is larger than the sum of its proper divisors (178166582176666).

212140100443334 is a wasteful number, since it uses less digits than its factorization.

212140100443334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82870 (or 82863 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 212140100443334 its reverse (433344001041212), we get a palindrome (645484101484546).

The spelling of 212140100443334 in words is "two hundred twelve trillion, one hundred forty billion, one hundred million, four hundred forty-three thousand, three hundred thirty-four".