20301132423234 has 32 divisors (see below), whose sum is σ = 44907286697280. Its totient is φ = 6077677897152.

The previous prime is 20301132423161. The next prime is 20301132423239. The reversal of 20301132423234 is 43232423110302.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20301132423239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3517171824 + ... + 3517177595.

It is an arithmetic number, because the mean of its divisors is an integer number (1403352709290).

Almost surely, 2^{20301132423234} is an apocalyptic number.

20301132423234 is an abundant number, since it is smaller than the sum of its proper divisors (24606154274046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20301132423234 is a wasteful number, since it uses less digits than its factorization.

20301132423234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7034349474.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 20301132423234 its reverse (43232423110302), we get a palindrome (63533555533536).

The spelling of 20301132423234 in words is "twenty trillion, three hundred one billion, one hundred thirty-two million, four hundred twenty-three thousand, two hundred thirty-four".