20101400027 has 2 divisors, whose sum is σ = 20101400028. Its totient is φ = 20101400026.

The previous prime is 20101400023. The next prime is 20101400041. The reversal of 20101400027 is 72000410102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20101400027 - 2² = 20101400023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20101399978 and 20101400014.

It is not a weakly prime, because it can be changed into another prime (20101400023) 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, 10050700013 + 10050700014.

It is an arithmetic number, because the mean of its divisors is an integer number (10050700014).

Almost surely, 2^20101400027 is an apocalyptic number.

20101400027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20101400027 is an equidigital number, since it uses as much as digits as its factorization.

20101400027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 17.

Adding to 20101400027 its reverse (72000410102), we get a palindrome (92101810129).

The spelling of 20101400027 in words is "twenty billion, one hundred one million, four hundred thousand, twenty-seven".