211873309102 has 16 divisors (see below), whose sum is σ = 391150724832. Its totient is φ = 83818012320.

The previous prime is 211873309099. The next prime is 211873309121. The reversal of 211873309102 is 201903378112.

211873309102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 582069349 + ... + 582069712.

It is an arithmetic number, because the mean of its divisors is an integer number (24446920302).

Almost surely, 2^211873309102 is an apocalyptic number.

211873309102 is a deficient number, since it is larger than the sum of its proper divisors (179277415730).

211873309102 is a wasteful number, since it uses less digits than its factorization.

211873309102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164139083.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 211873309102 in words is "two hundred eleven billion, eight hundred seventy-three million, three hundred nine thousand, one hundred two".