213510046441231 has 4 divisors (see below), whose sum is σ = 226069460937792. Its totient is φ = 200950631944672.

The previous prime is 213510046441147. The next prime is 213510046441249. The reversal of 213510046441231 is 132144640015312.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 213510046441231 - 2¹⁷ = 213510046310159 is a prime.

It is a super-2 number, since 2×213510046441231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213510046441331) 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, 6279707248255 + ... + 6279707248288.

It is an arithmetic number, because the mean of its divisors is an integer number (56517365234448).

Almost surely, 2^{213510046441231} is an apocalyptic number.

213510046441231 is a deficient number, since it is larger than the sum of its proper divisors (12559414496561).

213510046441231 is a wasteful number, since it uses less digits than its factorization.

213510046441231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12559414496560.

The product of its (nonzero) digits is 69120, while the sum is 37.

Adding to 213510046441231 its reverse (132144640015312), we get a palindrome (345654686456543).

The spelling of 213510046441231 in words is "two hundred thirteen trillion, five hundred ten billion, forty-six million, four hundred forty-one thousand, two hundred thirty-one".