2212402123111 has 8 divisors (see below), whose sum is σ = 2318252912640. Its totient is φ = 2107356283032.

The previous prime is 2212402123067. The next prime is 2212402123121. The reversal of 2212402123111 is 1113212042122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2212402123111 - 2²¹ = 2212400025959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212402123121) by changing a digit.

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, 201231735 + ... + 201242728.

It is an arithmetic number, because the mean of its divisors is an integer number (289781614080).

Almost surely, 2^{2212402123111} is an apocalyptic number.

2212402123111 is a deficient number, since it is larger than the sum of its proper divisors (105850789529).

2212402123111 is a wasteful number, since it uses less digits than its factorization.

2212402123111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402474725.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 2212402123111 its reverse (1113212042122), we get a palindrome (3325614165233).

The spelling of 2212402123111 in words is "two trillion, two hundred twelve billion, four hundred two million, one hundred twenty-three thousand, one hundred eleven".