115212722 has 16 divisors (see below), whose sum is σ = 176104800. Its totient is φ = 56515200.

The previous prime is 115212683. The next prime is 115212743. The reversal of 115212722 is 227212511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109097 + ... + 110147.

It is an arithmetic number, because the mean of its divisors is an integer number (11006550).

Almost surely, 2^115212722 is an apocalyptic number.

115212722 is a deficient number, since it is larger than the sum of its proper divisors (60892078).

115212722 is a wasteful number, since it uses less digits than its factorization.

115212722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041.

The product of its digits is 560, while the sum is 23.

The square root of 115212722 is about 10733.7189268212. The cubic root of 115212722 is about 486.5940705083.

The spelling of 115212722 in words is "one hundred fifteen million, two hundred twelve thousand, seven hundred twenty-two".