213022303010123 has 4 divisors (see below), whose sum is σ = 213117529790640. Its totient is φ = 212927076229608.

The previous prime is 213022303010029. The next prime is 213022303010201. The reversal of 213022303010123 is 321010303220312.

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 213022303010123 - 2¹⁸ = 213022302747979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213022303010423) 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, 47613386903 + ... + 47613391376.

It is an arithmetic number, because the mean of its divisors is an integer number (53279382447660).

Almost surely, 2^{213022303010123} is an apocalyptic number.

213022303010123 is a deficient number, since it is larger than the sum of its proper divisors (95226780517).

213022303010123 is an equidigital number, since it uses as much as digits as its factorization.

213022303010123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95226780516.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 213022303010123 its reverse (321010303220312), we get a palindrome (534032606230435).

The spelling of 213022303010123 in words is "two hundred thirteen trillion, twenty-two billion, three hundred three million, ten thousand, one hundred twenty-three".