20302412105234 has 64 divisors (see below), whose sum is σ = 37851281565696. Its totient is φ = 7967065734144.

The previous prime is 20302412105177. The next prime is 20302412105263. The reversal of 20302412105234 is 43250121420302.

It is a junction number, because it is equal to n+sod(n) for n = 20302412105197 and 20302412105206.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90175487 + ... + 90400349.

It is an arithmetic number, because the mean of its divisors is an integer number (591426274464).

Almost surely, 2^{20302412105234} is an apocalyptic number.

20302412105234 is a deficient number, since it is larger than the sum of its proper divisors (17548869460462).

20302412105234 is a wasteful number, since it uses less digits than its factorization.

20302412105234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235179.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 20302412105234 its reverse (43250121420302), we get a palindrome (63552533525536).

The spelling of 20302412105234 in words is "twenty trillion, three hundred two billion, four hundred twelve million, one hundred five thousand, two hundred thirty-four".