213012101130321 has 16 divisors (see below), whose sum is σ = 291697761700224. Its totient is φ = 138167399124864.

The previous prime is 213012101130319. The next prime is 213012101130331. The reversal of 213012101130321 is 123031101210312.

It is not a de Polignac number, because 213012101130321 - 2¹ = 213012101130319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213012101130331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12235980 + ... + 23994653.

It is an arithmetic number, because the mean of its divisors is an integer number (18231110106264).

Almost surely, 2^{213012101130321} is an apocalyptic number.

It is an amenable number.

213012101130321 is a deficient number, since it is larger than the sum of its proper divisors (78685660569903).

213012101130321 is a wasteful number, since it uses less digits than its factorization.

213012101130321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36283640.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 213012101130321 its reverse (123031101210312), we get a palindrome (336043202340633).

The spelling of 213012101130321 in words is "two hundred thirteen trillion, twelve billion, one hundred one million, one hundred thirty thousand, three hundred twenty-one".