20465511132214 has 4 divisors (see below), whose sum is σ = 30698266698324. Its totient is φ = 10232755566106.

The previous prime is 20465511132193. The next prime is 20465511132233. The reversal of 20465511132214 is 41223111556402.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5116377783052 + ... + 5116377783055.

It is an arithmetic number, because the mean of its divisors is an integer number (7674566674581).

Almost surely, 2^{20465511132214} is an apocalyptic number.

20465511132214 is a deficient number, since it is larger than the sum of its proper divisors (10232755566110).

20465511132214 is a wasteful number, since it uses less digits than its factorization.

20465511132214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10232755566109.

The product of its (nonzero) digits is 57600, while the sum is 37.

Adding to 20465511132214 its reverse (41223111556402), we get a palindrome (61688622688616).

The spelling of 20465511132214 in words is "twenty trillion, four hundred sixty-five billion, five hundred eleven million, one hundred thirty-two thousand, two hundred fourteen".