22151349347 has 2 divisors, whose sum is σ = 22151349348. Its totient is φ = 22151349346.

The previous prime is 22151349343. The next prime is 22151349349. The reversal of 22151349347 is 74394315122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22151349347 - 2² = 22151349343 is a prime.

Together with 22151349349, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22151349343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11075674673 + 11075674674.

It is an arithmetic number, because the mean of its divisors is an integer number (11075674674).

Almost surely, 2^22151349347 is an apocalyptic number.

22151349347 is a deficient number, since it is larger than the sum of its proper divisors (1).

22151349347 is an equidigital number, since it uses as much as digits as its factorization.

22151349347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 41.

The spelling of 22151349347 in words is "twenty-two billion, one hundred fifty-one million, three hundred forty-nine thousand, three hundred forty-seven".