10012111 has 2 divisors, whose sum is σ = 10012112. Its totient is φ = 10012110.

The previous prime is 10012091. The next prime is 10012117. The reversal of 10012111 is 11121001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10012111 - 2¹⁹ = 9487823 is a prime.

It is a nialpdrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 10012094 and 10012103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10012117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006055 + 5006056.

It is an arithmetic number, because the mean of its divisors is an integer number (5006056).

Almost surely, 2^10012111 is an apocalyptic number.

10012111 is a deficient number, since it is larger than the sum of its proper divisors (1).

10012111 is an equidigital number, since it uses as much as digits as its factorization.

10012111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2, while the sum is 7.

The square root of 10012111 is about 3164.1919979673. The cubic root of 10012111 is about 215.5304084436.

Adding to 10012111 its reverse (11121001), we get a palindrome (21133112).

Multiplying 10012111 by its reverse (11121001), we get a palindrome (111344696443111).

The spelling of 10012111 in words is "ten million, twelve thousand, one hundred eleven".