11722266267 has 8 divisors (see below), whose sum is σ = 15690505296. Its totient is φ = 7784435712.

The previous prime is 11722266247. The next prime is 11722266271. The reversal of 11722266267 is 76266222711.

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

It is not a de Polignac number, because 11722266267 - 2¹⁶ = 11722200731 is a prime.

It is a super-2 number, since 2×11722266267² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11722266247) 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, 7601218 + ... + 7602759.

It is an arithmetic number, because the mean of its divisors is an integer number (1961313162).

Almost surely, 2^11722266267 is an apocalyptic number.

11722266267 is a deficient number, since it is larger than the sum of its proper divisors (3968239029).

11722266267 is a wasteful number, since it uses less digits than its factorization.

11722266267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15204237.

The product of its digits is 169344, while the sum is 42.

Adding to 11722266267 its reverse (76266222711), we get a palindrome (87988488978).

The spelling of 11722266267 in words is "eleven billion, seven hundred twenty-two million, two hundred sixty-six thousand, two hundred sixty-seven".