22155530351 has 2 divisors, whose sum is σ = 22155530352. Its totient is φ = 22155530350.

The previous prime is 22155530339. The next prime is 22155530357. The reversal of 22155530351 is 15303555122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22155530351 - 2²² = 22151336047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22155530357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11077765175 + 11077765176.

It is an arithmetic number, because the mean of its divisors is an integer number (11077765176).

Almost surely, 2^22155530351 is an apocalyptic number.

22155530351 is a deficient number, since it is larger than the sum of its proper divisors (1).

22155530351 is an equidigital number, since it uses as much as digits as its factorization.

22155530351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 22155530351 in words is "twenty-two billion, one hundred fifty-five million, five hundred thirty thousand, three hundred fifty-one".