68922022111 has 4 divisors (see below), whose sum is σ = 71918631792. Its totient is φ = 65925412432.

The previous prime is 68922022069. The next prime is 68922022123. The reversal of 68922022111 is 11122022986.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 68922022111 - 2³¹ = 66774538463 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 (68922022711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1498304806 + ... + 1498304851.

It is an arithmetic number, because the mean of its divisors is an integer number (17979657948).

Almost surely, 2^68922022111 is an apocalyptic number.

68922022111 is a deficient number, since it is larger than the sum of its proper divisors (2996609681).

68922022111 is a wasteful number, since it uses less digits than its factorization.

68922022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2996609680.

The product of its (nonzero) digits is 6912, while the sum is 34.

The spelling of 68922022111 in words is "sixty-eight billion, nine hundred twenty-two million, twenty-two thousand, one hundred eleven".