2188651122 has 48 divisors (see below), whose sum is σ = 5467512960. Its totient is φ = 619790976.

The previous prime is 2188651093. The next prime is 2188651123. The reversal of 2188651122 is 2211568812.

It is not an unprimeable number, because it can be changed into a prime (2188651123) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 62622 + ... + 91097.

It is an arithmetic number, because the mean of its divisors is an integer number (113906520).

Almost surely, 2^2188651122 is an apocalyptic number.

2188651122 is an abundant number, since it is smaller than the sum of its proper divisors (3278861838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2188651122 is a wasteful number, since it uses less digits than its factorization.

2188651122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153847 (or 153844 counting only the distinct ones).

The product of its digits is 15360, while the sum is 36.

The square root of 2188651122 is about 46783.0217279731. The cubic root of 2188651122 is about 1298.3511881694.

The spelling of 2188651122 in words is "two billion, one hundred eighty-eight million, six hundred fifty-one thousand, one hundred twenty-two".