10111009427 has 2 divisors, whose sum is σ = 10111009428. Its totient is φ = 10111009426.

The previous prime is 10111009421. The next prime is 10111009451. The reversal of 10111009427 is 72490011101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10111009427 - 2⁴ = 10111009411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10111009396 and 10111009405.

It is not a weakly prime, because it can be changed into another prime (10111009421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055504713 + 5055504714.

It is an arithmetic number, because the mean of its divisors is an integer number (5055504714).

Almost surely, 2^10111009427 is an apocalyptic number.

10111009427 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111009427 is an equidigital number, since it uses as much as digits as its factorization.

10111009427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 26.

The spelling of 10111009427 in words is "ten billion, one hundred eleven million, nine thousand, four hundred twenty-seven".