211405610342 has 8 divisors (see below), whose sum is σ = 322483134600. Its totient is φ = 103911232144.

The previous prime is 211405610281. The next prime is 211405610413. The reversal of 211405610342 is 243016504112.

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

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, 895786367 + ... + 895786602.

It is an arithmetic number, because the mean of its divisors is an integer number (40310391825).

Almost surely, 2^211405610342 is an apocalyptic number.

211405610342 is a deficient number, since it is larger than the sum of its proper divisors (111077524258).

211405610342 is a wasteful number, since it uses less digits than its factorization.

211405610342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1791573030.

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 211405610342 in words is "two hundred eleven billion, four hundred five million, six hundred ten thousand, three hundred forty-two".