20114122387 has 2 divisors, whose sum is σ = 20114122388. Its totient is φ = 20114122386.

The previous prime is 20114122381. The next prime is 20114122417. The reversal of 20114122387 is 78322141102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20114122387 is a prime.

It is not a weakly prime, because it can be changed into another prime (20114122381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10057061193 + 10057061194.

It is an arithmetic number, because the mean of its divisors is an integer number (10057061194).

Almost surely, 2^20114122387 is an apocalyptic number.

20114122387 is a deficient number, since it is larger than the sum of its proper divisors (1).

20114122387 is an equidigital number, since it uses as much as digits as its factorization.

20114122387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 31.

Adding to 20114122387 its reverse (78322141102), we get a palindrome (98436263489).

The spelling of 20114122387 in words is "twenty billion, one hundred fourteen million, one hundred twenty-two thousand, three hundred eighty-seven".