20213140327 has 2 divisors, whose sum is σ = 20213140328. Its totient is φ = 20213140326.

The previous prime is 20213140279. The next prime is 20213140349. The reversal of 20213140327 is 72304131202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20213140327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20213140357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106570163 + 10106570164.

It is an arithmetic number, because the mean of its divisors is an integer number (10106570164).

Almost surely, 2^20213140327 is an apocalyptic number.

20213140327 is a deficient number, since it is larger than the sum of its proper divisors (1).

20213140327 is an equidigital number, since it uses as much as digits as its factorization.

20213140327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 20213140327 its reverse (72304131202), we get a palindrome (92517271529).

The spelling of 20213140327 in words is "twenty billion, two hundred thirteen million, one hundred forty thousand, three hundred twenty-seven".