20034313523206 has 4 divisors (see below), whose sum is σ = 30051470284812. Its totient is φ = 10017156761602.

The previous prime is 20034313523171. The next prime is 20034313523251. The reversal of 20034313523206 is 60232531343002.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×20034313523206² (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 as a sum of consecutive naturals, namely, 5008578380800 + ... + 5008578380803.

It is an arithmetic number, because the mean of its divisors is an integer number (7512867571203).

Almost surely, 2^{20034313523206} is an apocalyptic number.

20034313523206 is a deficient number, since it is larger than the sum of its proper divisors (10017156761606).

20034313523206 is a wasteful number, since it uses less digits than its factorization.

20034313523206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10017156761605.

The product of its (nonzero) digits is 77760, while the sum is 34.

Adding to 20034313523206 its reverse (60232531343002), we get a palindrome (80266844866208).

The spelling of 20034313523206 in words is "twenty trillion, thirty-four billion, three hundred thirteen million, five hundred twenty-three thousand, two hundred six".