20114423351 has 4 divisors (see below), whose sum is σ = 21943007304. Its totient is φ = 18285839400.

The previous prime is 20114423309. The next prime is 20114423363. The reversal of 20114423351 is 15332441102.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20114423351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20114423351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20114423051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 914291960 + ... + 914291981.

It is an arithmetic number, because the mean of its divisors is an integer number (5485751826).

Almost surely, 2^20114423351 is an apocalyptic number.

20114423351 is a deficient number, since it is larger than the sum of its proper divisors (1828583953).

20114423351 is a wasteful number, since it uses less digits than its factorization.

20114423351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1828583952.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 20114423351 its reverse (15332441102), we get a palindrome (35446864453).

The spelling of 20114423351 in words is "twenty billion, one hundred fourteen million, four hundred twenty-three thousand, three hundred fifty-one".