210320132121231 has 8 divisors (see below), whose sum is σ = 305920192176384. Its totient is φ = 127466746740120.

The previous prime is 210320132121173. The next prime is 210320132121283. The reversal of 210320132121231 is 132121231023012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 210320132121231 - 2¹⁵ = 210320132088463 is a prime.

It is a super-2 number, since 2×210320132121231² (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 (210320132125231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3186668668471 + ... + 3186668668536.

It is an arithmetic number, because the mean of its divisors is an integer number (38240024022048).

Almost surely, 2^{210320132121231} is an apocalyptic number.

210320132121231 is a deficient number, since it is larger than the sum of its proper divisors (95600060055153).

210320132121231 is a wasteful number, since it uses less digits than its factorization.

210320132121231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6373337337021.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 210320132121231 its reverse (132121231023012), we get a palindrome (342441363144243).

The spelling of 210320132121231 in words is "two hundred ten trillion, three hundred twenty billion, one hundred thirty-two million, one hundred twenty-one thousand, two hundred thirty-one".