2011013023 has 2 divisors, whose sum is σ = 2011013024. Its totient is φ = 2011013022.

The previous prime is 2011012987. The next prime is 2011013057. The reversal of 2011013023 is 3203101102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2011013023 - 2²¹ = 2008915871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2011012994 and 2011013012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011013063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005506511 + 1005506512.

It is an arithmetic number, because the mean of its divisors is an integer number (1005506512).

Almost surely, 2^2011013023 is an apocalyptic number.

2011013023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011013023 is an equidigital number, since it uses as much as digits as its factorization.

2011013023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2011013023 is about 44844.3198521284. The cubic root of 2011013023 is about 1262.2294079820.

Adding to 2011013023 its reverse (3203101102), we get a palindrome (5214114125).

It can be divided in two parts, 20110 and 13023, that added together give a palindrome (33133).

The spelling of 2011013023 in words is "two billion, eleven million, thirteen thousand, twenty-three".