20123223213334 has 8 divisors (see below), whose sum is σ = 30185018886960. Its totient is φ = 10061550251016.

The previous prime is 20123223213323. The next prime is 20123223213347. The reversal of 20123223213334 is 43331232232102.

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

It is a super-2 number, since 2×20123223213334² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20123223213296 and 20123223213305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30266754 + ... + 30924469.

It is an arithmetic number, because the mean of its divisors is an integer number (3773127360870).

Almost surely, 2^{20123223213334} is an apocalyptic number.

20123223213334 is a deficient number, since it is larger than the sum of its proper divisors (10061795673626).

20123223213334 is a wasteful number, since it uses less digits than its factorization.

20123223213334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61355654.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 20123223213334 its reverse (43331232232102), we get a palindrome (63454455445436).

The spelling of 20123223213334 in words is "twenty trillion, one hundred twenty-three billion, two hundred twenty-three million, two hundred thirteen thousand, three hundred thirty-four".