27222401331 has 6 divisors (see below), whose sum is σ = 39321246380. Its totient is φ = 18148267548.

The previous prime is 27222401279. The next prime is 27222401351. The reversal of 27222401331 is 13310422272.

27222401331 is a `hidden beast` number, since 2 + 7 + 222 + 401 + 3 + 31 = 666.

It is not a de Polignac number, because 27222401331 - 2²⁶ = 27155292467 is a prime.

It is a super-2 number, since 2×27222401331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27222401295 and 27222401304.

It is not an unprimeable number, because it can be changed into a prime (27222401351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1512355621 + ... + 1512355638.

Almost surely, 2^27222401331 is an apocalyptic number.

27222401331 is a deficient number, since it is larger than the sum of its proper divisors (12098845049).

27222401331 is a wasteful number, since it uses less digits than its factorization.

27222401331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3024711265 (or 3024711262 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The spelling of 27222401331 in words is "twenty-seven billion, two hundred twenty-two million, four hundred one thousand, three hundred thirty-one".