212443022111322 has 16 divisors (see below), whose sum is σ = 436369450823712. Its totient is φ = 68900439603600.

The previous prime is 212443022111321. The next prime is 212443022111443. The reversal of 212443022111322 is 223111220344212.

It is a self number, because there is not a number n which added to its sum of digits gives 212443022111322.

It is not an unprimeable number, because it can be changed into a prime (212443022111321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478475274804 + ... + 478475275247.

It is an arithmetic number, because the mean of its divisors is an integer number (27273090676482).

Almost surely, 2^{212443022111322} is an apocalyptic number.

212443022111322 is an abundant number, since it is smaller than the sum of its proper divisors (223926428712390).

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

212443022111322 is a wasteful number, since it uses less digits than its factorization.

212443022111322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956950550093.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 212443022111322 its reverse (223111220344212), we get a palindrome (435554242455534).

The spelling of 212443022111322 in words is "two hundred twelve trillion, four hundred forty-three billion, twenty-two million, one hundred eleven thousand, three hundred twenty-two".