266000222422 has 16 divisors (see below), whose sum is σ = 436145400000. Its totient is φ = 120666884040.

The previous prime is 266000222387. The next prime is 266000222441. The reversal of 266000222422 is 224222000662.

It is a super-2 number, since 2×266000222422² (a number of 24 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 12104172 + ... + 12126127.

It is an arithmetic number, because the mean of its divisors is an integer number (27259087500).

Almost surely, 2^266000222422 is an apocalyptic number.

266000222422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

266000222422 is a deficient number, since it is larger than the sum of its proper divisors (170145177578).

266000222422 is a wasteful number, since it uses less digits than its factorization.

266000222422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24230811.

The product of its (nonzero) digits is 9216, while the sum is 28.

The spelling of 266000222422 in words is "two hundred sixty-six billion, two hundred twenty-two thousand, four hundred twenty-two".