20152230334 has 8 divisors (see below), whose sum is σ = 30740690520. Its totient is φ = 9905333496.

The previous prime is 20152230313. The next prime is 20152230341. The reversal of 20152230334 is 43303225102.

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

It is a super-2 number, since 2×20152230334² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20152230299 and 20152230308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85390689 + ... + 85390924.

It is an arithmetic number, because the mean of its divisors is an integer number (3842586315).

Almost surely, 2^20152230334 is an apocalyptic number.

20152230334 is a deficient number, since it is larger than the sum of its proper divisors (10588460186).

20152230334 is a wasteful number, since it uses less digits than its factorization.

20152230334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170781674.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 20152230334 its reverse (43303225102), we get a palindrome (63455455436).

The spelling of 20152230334 in words is "twenty billion, one hundred fifty-two million, two hundred thirty thousand, three hundred thirty-four".