213203132301111 has 4 divisors (see below), whose sum is σ = 284270843068152. Its totient is φ = 142135421534072.

The previous prime is 213203132301073. The next prime is 213203132301119. The reversal of 213203132301111 is 111103231302312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213203132301111 - 2²³ = 213203123912503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213203132301119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35533855383516 + ... + 35533855383521.

It is an arithmetic number, because the mean of its divisors is an integer number (71067710767038).

Almost surely, 2^{213203132301111} is an apocalyptic number.

213203132301111 is a deficient number, since it is larger than the sum of its proper divisors (71067710767041).

213203132301111 is an equidigital number, since it uses as much as digits as its factorization.

213203132301111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71067710767040.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 213203132301111 its reverse (111103231302312), we get a palindrome (324306363603423).

The spelling of 213203132301111 in words is "two hundred thirteen trillion, two hundred three billion, one hundred thirty-two million, three hundred one thousand, one hundred eleven".