1216140347122 has 16 divisors (see below), whose sum is σ = 1897234587072. Its totient is φ = 584192463120.

The previous prime is 1216140347099. The next prime is 1216140347153. The reversal of 1216140347122 is 2217430416121.

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, 115905958 + ... + 115916449.

It is an arithmetic number, because the mean of its divisors is an integer number (118577161692).

Almost surely, 2^{1216140347122} is an apocalyptic number.

1216140347122 is a deficient number, since it is larger than the sum of its proper divisors (681094239950).

1216140347122 is a wasteful number, since it uses less digits than its factorization.

1216140347122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231822513.

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 1216140347122 in words is "one trillion, two hundred sixteen billion, one hundred forty million, three hundred forty-seven thousand, one hundred twenty-two".