20213342241423 has 4 divisors (see below), whose sum is σ = 26951122988568. Its totient is φ = 13475561494280.

The previous prime is 20213342241401. The next prime is 20213342241439. The reversal of 20213342241423 is 32414224331202.

It is a happy number.

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 20213342241423 - 2⁶ = 20213342241359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20213342241493) 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, 3368890373568 + ... + 3368890373573.

It is an arithmetic number, because the mean of its divisors is an integer number (6737780747142).

Almost surely, 2^{20213342241423} is an apocalyptic number.

20213342241423 is a deficient number, since it is larger than the sum of its proper divisors (6737780747145).

20213342241423 is an equidigital number, since it uses as much as digits as its factorization.

20213342241423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6737780747144.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 20213342241423 its reverse (32414224331202), we get a palindrome (52627566572625).

The spelling of 20213342241423 in words is "twenty trillion, two hundred thirteen billion, three hundred forty-two million, two hundred forty-one thousand, four hundred twenty-three".