210230123023121 has 4 divisors (see below), whose sum is σ = 210334663116144. Its totient is φ = 210125582930100.

The previous prime is 210230123023111. The next prime is 210230123023187. The reversal of 210230123023121 is 121320321032012.

210230123023121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a de Polignac number, because none of the positive numbers 2^k-210230123023121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210230123023111) 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, 52270043495 + ... + 52270047516.

It is an arithmetic number, because the mean of its divisors is an integer number (52583665779036).

Almost surely, 2^{210230123023121} is an apocalyptic number.

It is an amenable number.

210230123023121 is a deficient number, since it is larger than the sum of its proper divisors (104540093023).

210230123023121 is a wasteful number, since it uses less digits than its factorization.

210230123023121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104540093022.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 210230123023121 its reverse (121320321032012), we get a palindrome (331550444055133).

The spelling of 210230123023121 in words is "two hundred ten trillion, two hundred thirty billion, one hundred twenty-three million, twenty-three thousand, one hundred twenty-one".