213276234187 has 8 divisors (see below), whose sum is σ = 221619968640. Its totient is φ = 204998458560.

The previous prime is 213276234173. The next prime is 213276234247. The reversal of 213276234187 is 781432672312.

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

It is a cyclic number.

It is not a de Polignac number, because 213276234187 - 2³⁵ = 178916495819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213276234167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16483114 + ... + 16496047.

It is an arithmetic number, because the mean of its divisors is an integer number (27702496080).

Almost surely, 2^213276234187 is an apocalyptic number.

213276234187 is a deficient number, since it is larger than the sum of its proper divisors (8343734453).

213276234187 is a wasteful number, since it uses less digits than its factorization.

213276234187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32979413.

The product of its digits is 677376, while the sum is 46.

The spelling of 213276234187 in words is "two hundred thirteen billion, two hundred seventy-six million, two hundred thirty-four thousand, one hundred eighty-seven".