2201128 has 16 divisors (see below), whose sum is σ = 4142880. Its totient is φ = 1096368.

The previous prime is 2201119. The next prime is 2201137. The reversal of 2201128 is 8211022.

It is an interprime number because it is at equal distance from previous prime (2201119) and next prime (2201137).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3751 + ... + 4297.

It is an arithmetic number, because the mean of its divisors is an integer number (258930).

2^2201128 is an apocalyptic number.

It is an amenable number.

2201128 is a deficient number, since it is larger than the sum of its proper divisors (1941752).

2201128 is a wasteful number, since it uses less digits than its factorization.

2201128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056 (or 1052 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 2201128 is about 1483.6198974131. The cubic root of 2201128 is about 130.0813691774.

It can be divided in two parts, 220 and 1128, that multiplied together give a triangular number (248160 = T₇₀₄).

The spelling of 2201128 in words is "two million, two hundred one thousand, one hundred twenty-eight".