20310023212342 has 8 divisors (see below), whose sum is σ = 30465080076096. Its totient is φ = 10154996520312.

The previous prime is 20310023212313. The next prime is 20310023212357. The reversal of 20310023212342 is 24321232001302.

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

It is a super-2 number, since 2×20310023212342² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5777413 + ... + 8602240.

It is an arithmetic number, because the mean of its divisors is an integer number (3808135009512).

Almost surely, 2^{20310023212342} is an apocalyptic number.

20310023212342 is a deficient number, since it is larger than the sum of its proper divisors (10155056863754).

20310023212342 is a wasteful number, since it uses less digits than its factorization.

20310023212342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15085862.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20310023212342 its reverse (24321232001302), we get a palindrome (44631255213644).

The spelling of 20310023212342 in words is "twenty trillion, three hundred ten billion, twenty-three million, two hundred twelve thousand, three hundred forty-two".