102190110 has 32 divisors (see below), whose sum is σ = 267553152. Its totient is φ = 24773280.

The previous prime is 102190097. The next prime is 102190129. The reversal of 102190110 is 11091201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 102190110.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 154504 + ... + 155163.

It is an arithmetic number, because the mean of its divisors is an integer number (8361036).

Almost surely, 2^102190110 is an apocalyptic number.

102190110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102190110 is an abundant number, since it is smaller than the sum of its proper divisors (165363042).

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

102190110 is a wasteful number, since it uses less digits than its factorization.

102190110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309688.

The product of its (nonzero) digits is 18, while the sum is 15.

The square root of 102190110 is about 10108.9124044083. The cubic root of 102190110 is about 467.5229725526.

The spelling of 102190110 in words is "one hundred two million, one hundred ninety thousand, one hundred ten".