213202134041 has 12 divisors (see below), whose sum is σ = 231722128620. Its totient is φ = 196070322240.

The previous prime is 213202133987. The next prime is 213202134053. The reversal of 213202134041 is 140431202312.

It can be written as a sum of positive squares in 6 ways, for example, as 39083708416 + 174118425625 = 197696^2 + 417275^2 .

It is not a de Polignac number, because 213202134041 - 2¹⁰ = 213202133017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213202133998 and 213202134016.

It is not an unprimeable number, because it can be changed into a prime (213202154041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2299430 + ... + 2390351.

It is an arithmetic number, because the mean of its divisors is an integer number (19310177385).

Almost surely, 2^213202134041 is an apocalyptic number.

It is an amenable number.

213202134041 is a deficient number, since it is larger than the sum of its proper divisors (18519994579).

213202134041 is a wasteful number, since it uses less digits than its factorization.

213202134041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4690076 (or 4690063 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 213202134041 its reverse (140431202312), we get a palindrome (353633336353).

The spelling of 213202134041 in words is "two hundred thirteen billion, two hundred two million, one hundred thirty-four thousand, forty-one".