213301771755 has 8 divisors (see below), whose sum is σ = 341282834832. Its totient is φ = 113760944928.

The previous prime is 213301771751. The next prime is 213301771763. The reversal of 213301771755 is 557177103312.

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

It is not a de Polignac number, because 213301771755 - 2² = 213301771751 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213301771751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7110059044 + ... + 7110059073.

It is an arithmetic number, because the mean of its divisors is an integer number (42660354354).

Almost surely, 2^213301771755 is an apocalyptic number.

213301771755 is a deficient number, since it is larger than the sum of its proper divisors (127981063077).

213301771755 is a wasteful number, since it uses less digits than its factorization.

213301771755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14220118125.

The product of its (nonzero) digits is 154350, while the sum is 42.

The spelling of 213301771755 in words is "two hundred thirteen billion, three hundred one million, seven hundred seventy-one thousand, seven hundred fifty-five".