2155322114 has 16 divisors (see below), whose sum is σ = 3712517280. Its totient is φ = 928128960.

The previous prime is 2155322107. The next prime is 2155322179. The reversal of 2155322114 is 4112235512.

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, 2577719 + ... + 2578554.

It is an arithmetic number, because the mean of its divisors is an integer number (232032330).

Almost surely, 2^2155322114 is an apocalyptic number.

2155322114 is a deficient number, since it is larger than the sum of its proper divisors (1557195166).

2155322114 is a wasteful number, since it uses less digits than its factorization.

2155322114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5156305.

The product of its digits is 2400, while the sum is 26.

The square root of 2155322114 is about 46425.4468368372. The cubic root of 2155322114 is about 1291.7269729031.

Adding to 2155322114 its reverse (4112235512), we get a palindrome (6267557626).

The spelling of 2155322114 in words is "two billion, one hundred fifty-five million, three hundred twenty-two thousand, one hundred fourteen".