210012140323213 has 4 divisors (see below), whose sum is σ = 221065410866560. Its totient is φ = 198958869779868.

The previous prime is 210012140323207. The next prime is 210012140323217. The reversal of 210012140323213 is 312323041210012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 210012140323213 - 2⁴⁵ = 174827768234381 is a prime.

It is a super-2 number, since 2×210012140323213² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012140323217) 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, 5526635271645 + ... + 5526635271682.

It is an arithmetic number, because the mean of its divisors is an integer number (55266352716640).

Almost surely, 2^{210012140323213} is an apocalyptic number.

It is an amenable number.

210012140323213 is a deficient number, since it is larger than the sum of its proper divisors (11053270543347).

210012140323213 is a wasteful number, since it uses less digits than its factorization.

210012140323213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11053270543346.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 210012140323213 its reverse (312323041210012), we get a palindrome (522335181533225).

The spelling of 210012140323213 in words is "two hundred ten trillion, twelve billion, one hundred forty million, three hundred twenty-three thousand, two hundred thirteen".