20214343111 has 4 divisors (see below), whose sum is σ = 20414485224. Its totient is φ = 20014201000.

The previous prime is 20214343103. The next prime is 20214343199. The reversal of 20214343111 is 11134341202.

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

It is a cyclic number.

It is not a de Polignac number, because 20214343111 - 2³ = 20214343103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20214343211) 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, 100070905 + ... + 100071106.

It is an arithmetic number, because the mean of its divisors is an integer number (5103621306).

Almost surely, 2^20214343111 is an apocalyptic number.

20214343111 is a deficient number, since it is larger than the sum of its proper divisors (200142113).

20214343111 is a wasteful number, since it uses less digits than its factorization.

20214343111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200142112.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 20214343111 its reverse (11134341202), we get a palindrome (31348684313).

The spelling of 20214343111 in words is "twenty billion, two hundred fourteen million, three hundred forty-three thousand, one hundred eleven".