2133212011229 has 4 divisors (see below), whose sum is σ = 2297305242876. Its totient is φ = 1969118779584.

The previous prime is 2133212011213. The next prime is 2133212011253. The reversal of 2133212011229 is 9221102123312.

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

It can be written as a sum of positive squares in 2 ways, for example, as 92094040900 + 2041117970329 = 303470^2 + 1428677^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133212011229 - 2⁴ = 2133212011213 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 (2133212011129) 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, 82046615804 + ... + 82046615829.

It is an arithmetic number, because the mean of its divisors is an integer number (574326310719).

Almost surely, 2^{2133212011229} is an apocalyptic number.

It is an amenable number.

2133212011229 is a deficient number, since it is larger than the sum of its proper divisors (164093231647).

2133212011229 is a wasteful number, since it uses less digits than its factorization.

2133212011229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164093231646.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 2133212011229 in words is "two trillion, one hundred thirty-three billion, two hundred twelve million, eleven thousand, two hundred twenty-nine".