212144314011110 has 128 divisors (see below), whose sum is σ = 437826681250560. Its totient is φ = 73407154968576.

The previous prime is 212144314011103. The next prime is 212144314011139. The reversal of 212144314011110 is 11110413441212.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 212144314011110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 111411152 + ... + 113299308.

It is an arithmetic number, because the mean of its divisors is an integer number (3420520947270).

Almost surely, 2^{212144314011110} is an apocalyptic number.

212144314011110 is an abundant number, since it is smaller than the sum of its proper divisors (225682367239450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212144314011110 is a wasteful number, since it uses less digits than its factorization.

212144314011110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888962.

The product of its (nonzero) digits is 768, while the sum is 26.

Adding to 212144314011110 its reverse (11110413441212), we get a palindrome (223254727452322).

The spelling of 212144314011110 in words is "two hundred twelve trillion, one hundred forty-four billion, three hundred fourteen million, eleven thousand, one hundred ten".