201428110 has 16 divisors (see below), whose sum is σ = 390460896. Its totient is φ = 74373408.

The previous prime is 201428099. The next prime is 201428137. The reversal of 201428110 is 11824102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 774594 + ... + 774853.

It is an arithmetic number, because the mean of its divisors is an integer number (24403806).

Almost surely, 2^201428110 is an apocalyptic number.

201428110 is a deficient number, since it is larger than the sum of its proper divisors (189032786).

201428110 is a wasteful number, since it uses less digits than its factorization.

201428110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549467.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 201428110 is about 14192.5371234322. The cubic root of 201428110 is about 586.1921873090.

The spelling of 201428110 in words is "two hundred one million, four hundred twenty-eight thousand, one hundred ten".