213330231211011 has 32 divisors (see below), whose sum is σ = 297961804247040. Its totient is φ = 135507852721824.

The previous prime is 213330231210989. The next prime is 213330231211079. The reversal of 213330231211011 is 110112132033312.

It is not a de Polignac number, because 213330231211011 - 2²⁵ = 213330197656579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213330231211081) 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, 53108890 + ... + 56984336.

It is an arithmetic number, because the mean of its divisors is an integer number (9311306382720).

Almost surely, 2^{213330231211011} is an apocalyptic number.

213330231211011 is a deficient number, since it is larger than the sum of its proper divisors (84631573036029).

213330231211011 is a wasteful number, since it uses less digits than its factorization.

213330231211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3878575.

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

Adding to 213330231211011 its reverse (110112132033312), we get a palindrome (323442363244323).

The spelling of 213330231211011 in words is "two hundred thirteen trillion, three hundred thirty billion, two hundred thirty-one million, two hundred eleven thousand, eleven".