213034133 has 12 divisors (see below), whose sum is σ = 231194880. Its totient is φ = 196209936.

The previous prime is 213034121. The next prime is 213034163. The reversal of 213034133 is 331430312.

It is not a de Polignac number, because 213034133 - 2⁴ = 213034117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213034163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94028 + ... + 96266.

It is an arithmetic number, because the mean of its divisors is an integer number (19266240).

Almost surely, 2^213034133 is an apocalyptic number.

It is an amenable number.

213034133 is a deficient number, since it is larger than the sum of its proper divisors (18160747).

213034133 is a wasteful number, since it uses less digits than its factorization.

213034133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2828 (or 2815 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 213034133 is about 14595.6888497940. The cubic root of 213034133 is about 597.2411609732.

Adding to 213034133 its reverse (331430312), we get a palindrome (544464445).

It can be divided in two parts, 2130 and 34133, that added together give a palindrome (36263).

The spelling of 213034133 in words is "two hundred thirteen million, thirty-four thousand, one hundred thirty-three".