20214340216 has 16 divisors (see below), whose sum is σ = 43316443440. Its totient is φ = 8663288640.

The previous prime is 20214340213. The next prime is 20214340219. The reversal of 20214340216 is 61204341202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20214340213) and next prime (20214340219).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20214340213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180485125 + ... + 180485236.

It is an arithmetic number, because the mean of its divisors is an integer number (2707277715).

Almost surely, 2^20214340216 is an apocalyptic number.

It is an amenable number.

20214340216 is an abundant number, since it is smaller than the sum of its proper divisors (23102103224).

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

20214340216 is a wasteful number, since it uses less digits than its factorization.

20214340216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360970374 (or 360970370 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 20214340216 its reverse (61204341202), we get a palindrome (81418681418).

The spelling of 20214340216 in words is "twenty billion, two hundred fourteen million, three hundred forty thousand, two hundred sixteen".