213301034331 has 64 divisors (see below), whose sum is σ = 356113760256. Its totient is φ = 110326867200.

The previous prime is 213301034327. The next prime is 213301034357. The reversal of 213301034331 is 133430103312.

It is a happy number.

It is not a de Polignac number, because 213301034331 - 2² = 213301034327 is a prime.

It is a super-2 number, since 2×213301034331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213301033331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83876446 + ... + 83878988.

It is an arithmetic number, because the mean of its divisors is an integer number (5564277504).

Almost surely, 2^213301034331 is an apocalyptic number.

213301034331 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

213301034331 is a deficient number, since it is larger than the sum of its proper divisors (142812725925).

213301034331 is a wasteful number, since it uses less digits than its factorization.

213301034331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3992.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 213301034331 its reverse (133430103312), we get a palindrome (346731137643).

The spelling of 213301034331 in words is "two hundred thirteen billion, three hundred one million, thirty-four thousand, three hundred thirty-one".