22134387771 has 12 divisors (see below), whose sum is σ = 32137553448. Its totient is φ = 14679800064.

The previous prime is 22134387761. The next prime is 22134387817. The reversal of 22134387771 is 17778343122.

22134387771 is a `hidden beast` number, since 221 + 343 + 87 + 7 + 7 + 1 = 666.

It is not a de Polignac number, because 22134387771 - 2⁶ = 22134387707 is a prime.

It is a super-2 number, since 2×22134387771² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22134387761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6369705 + ... + 6373178.

It is an arithmetic number, because the mean of its divisors is an integer number (2678129454).

Almost surely, 2^22134387771 is an apocalyptic number.

22134387771 is a deficient number, since it is larger than the sum of its proper divisors (10003165677).

22134387771 is a wasteful number, since it uses less digits than its factorization.

22134387771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12743082 (or 12743079 counting only the distinct ones).

The product of its digits is 395136, while the sum is 45.

The spelling of 22134387771 in words is "twenty-two billion, one hundred thirty-four million, three hundred eighty-seven thousand, seven hundred seventy-one".