20121002327 has 2 divisors, whose sum is σ = 20121002328. Its totient is φ = 20121002326.

The previous prime is 20121002221. The next prime is 20121002417. The reversal of 20121002327 is 72320012102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20121002327 - 2¹⁴ = 20120985943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20121002299 and 20121002308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20121007327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060501163 + 10060501164.

It is an arithmetic number, because the mean of its divisors is an integer number (10060501164).

Almost surely, 2^20121002327 is an apocalyptic number.

20121002327 is a deficient number, since it is larger than the sum of its proper divisors (1).

20121002327 is an equidigital number, since it uses as much as digits as its factorization.

20121002327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

Adding to 20121002327 its reverse (72320012102), we get a palindrome (92441014429).

The spelling of 20121002327 in words is "twenty billion, one hundred twenty-one million, two thousand, three hundred twenty-seven".