213727777230 has 64 divisors (see below), whose sum is σ = 592494559488. Its totient is φ = 48764981760.

The previous prime is 213727777229. The next prime is 213727777231. The reversal of 213727777230 is 32777727312.

It is an interprime number because it is at equal distance from previous prime (213727777229) and next prime (213727777231).

It is a self number, because there is not a number n which added to its sum of digits gives 213727777230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213727777231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19043212 + ... + 19054431.

It is an arithmetic number, because the mean of its divisors is an integer number (9257727492).

Almost surely, 2^213727777230 is an apocalyptic number.

213727777230 is an abundant number, since it is smaller than the sum of its proper divisors (378766782258).

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

213727777230 is a wasteful number, since it uses less digits than its factorization.

213727777230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38097681.

The product of its (nonzero) digits is 1210104, while the sum is 48.

The spelling of 213727777230 in words is "two hundred thirteen billion, seven hundred twenty-seven million, seven hundred seventy-seven thousand, two hundred thirty".