219112102 has 8 divisors (see below), whose sum is σ = 358547112. Its totient is φ = 99596400.

The previous prime is 219112097. The next prime is 219112141. The reversal of 219112102 is 201211912.

It is a happy number.

219112102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×219112102² = 96020226485716808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 219112102.

It is a congruent number.

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, 4979799 + ... + 4979842.

It is an arithmetic number, because the mean of its divisors is an integer number (44818389).

Almost surely, 2^219112102 is an apocalyptic number.

219112102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

219112102 is a deficient number, since it is larger than the sum of its proper divisors (139435010).

219112102 is a wasteful number, since it uses less digits than its factorization.

219112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9959654.

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 219112102 is about 14802.4356779552. The cubic root of 219112102 is about 602.8678465137.

The spelling of 219112102 in words is "two hundred nineteen million, one hundred twelve thousand, one hundred two".