213400111133 has 16 divisors (see below), whose sum is σ = 233906061312. Its totient is φ = 193078950000.

The previous prime is 213400111129. The next prime is 213400111153. The reversal of 213400111133 is 331111004312.

213400111133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 213400111133 - 2² = 213400111129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213400111153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11645048 + ... + 11663358.

It is an arithmetic number, because the mean of its divisors is an integer number (14619128832).

Almost surely, 2^213400111133 is an apocalyptic number.

It is an amenable number.

213400111133 is a deficient number, since it is larger than the sum of its proper divisors (20505950179).

213400111133 is a wasteful number, since it uses less digits than its factorization.

213400111133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23296.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 213400111133 its reverse (331111004312), we get a palindrome (544511115445).

The spelling of 213400111133 in words is "two hundred thirteen billion, four hundred million, one hundred eleven thousand, one hundred thirty-three".