1302222123 has 8 divisors (see below), whose sum is σ = 1929218000. Its totient is φ = 868148064.

The previous prime is 1302222121. The next prime is 1302222149. The reversal of 1302222123 is 3212222031.

It is not a de Polignac number, because 1302222123 - 2¹ = 1302222121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1302222096 and 1302222105.

It is not an unprimeable number, because it can be changed into a prime (1302222121) 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 7 ways as a sum of consecutive naturals, for example, 24115198 + ... + 24115251.

It is an arithmetic number, because the mean of its divisors is an integer number (241152250).

Almost surely, 2^1302222123 is an apocalyptic number.

1302222123 is a deficient number, since it is larger than the sum of its proper divisors (626995877).

1302222123 is an equidigital number, since it uses as much as digits as its factorization.

1302222123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48230458 (or 48230452 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1302222123 is about 36086.3148991415. The cubic root of 1302222123 is about 1092.0143776032.

Adding to 1302222123 its reverse (3212222031), we get a palindrome (4514444154).

The spelling of 1302222123 in words is "one billion, three hundred two million, two hundred twenty-two thousand, one hundred twenty-three".