1301222116 has 24 divisors (see below), whose sum is σ = 2293200000. Its totient is φ = 646038624.

The previous prime is 1301222107. The next prime is 1301222129. The reversal of 1301222116 is 6112221031.

It is a junction number, because it is equal to n+sod(n) for n = 1301222093 and 1301222102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370135 + ... + 373633.

It is an arithmetic number, because the mean of its divisors is an integer number (95550000).

Almost surely, 2^1301222116 is an apocalyptic number.

It is an amenable number.

1301222116 is a deficient number, since it is larger than the sum of its proper divisors (991977884).

1301222116 is a wasteful number, since it uses less digits than its factorization.

1301222116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4131 (or 4129 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1301222116 is about 36072.4564730488. The cubic root of 1301222116 is about 1091.7347781781.

Adding to 1301222116 its reverse (6112221031), we get a palindrome (7413443147).

The spelling of 1301222116 in words is "one billion, three hundred one million, two hundred twenty-two thousand, one hundred sixteen".