20205134214 has 32 divisors (see below), whose sum is σ = 41838128640. Its totient is φ = 6497450400.

The previous prime is 20205134197. The next prime is 20205134263. The reversal of 20205134214 is 41243150202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167029 + ... + 261359.

It is an arithmetic number, because the mean of its divisors is an integer number (1307441520).

Almost surely, 2^20205134214 is an apocalyptic number.

20205134214 is an abundant number, since it is smaller than the sum of its proper divisors (21632994426).

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

20205134214 is a wasteful number, since it uses less digits than its factorization.

20205134214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95596.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 20205134214 its reverse (41243150202), we get a palindrome (61448284416).

The spelling of 20205134214 in words is "twenty billion, two hundred five million, one hundred thirty-four thousand, two hundred fourteen".