115151222 has 32 divisors (see below), whose sum is σ = 181706112. Its totient is φ = 54687744.

The previous prime is 115151213. The next prime is 115151233. The reversal of 115151222 is 222151511.

It is a junction number, because it is equal to n+sod(n) for n = 115151194 and 115151203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 665528 + ... + 665700.

It is an arithmetic number, because the mean of its divisors is an integer number (5678316).

Almost surely, 2^115151222 is an apocalyptic number.

115151222 is a deficient number, since it is larger than the sum of its proper divisors (66554890).

115151222 is a wasteful number, since it uses less digits than its factorization.

115151222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392.

The product of its digits is 200, while the sum is 20.

The square root of 115151222 is about 10730.8537404999. The cubic root of 115151222 is about 486.5074745690.

The spelling of 115151222 in words is "one hundred fifteen million, one hundred fifty-one thousand, two hundred twenty-two".