302242720157222 has 64 divisors (see below), whose sum is σ = 512714464174080. Its totient is φ = 132663279081600.

The previous prime is 302242720157171. The next prime is 302242720157291. The reversal of 302242720157222 is 222751027242203.

It is a self number, because there is not a number n which added to its sum of digits gives 302242720157222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51443429 + ... + 57016767.

It is an arithmetic number, because the mean of its divisors is an integer number (8011163502720).

Almost surely, 2^{302242720157222} is an apocalyptic number.

302242720157222 is a deficient number, since it is larger than the sum of its proper divisors (210471744016858).

302242720157222 is a wasteful number, since it uses less digits than its factorization.

302242720157222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5574549.

The product of its (nonzero) digits is 376320, while the sum is 41.

Adding to 302242720157222 its reverse (222751027242203), we get a palindrome (524993747399425).

The spelling of 302242720157222 in words is "three hundred two trillion, two hundred forty-two billion, seven hundred twenty million, one hundred fifty-seven thousand, two hundred twenty-two".