2011342023 has 40 divisors (see below), whose sum is σ = 3048503040. Its totient is φ = 1321442640.

The previous prime is 2011342013. The next prime is 2011342057. The reversal of 2011342023 is 3202431102.

It is not a de Polignac number, because 2011342023 - 2²¹ = 2009244871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2011341987 and 2011342005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011342013) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2070928 + ... + 2071898.

It is an arithmetic number, because the mean of its divisors is an integer number (76212576).

Almost surely, 2^2011342023 is an apocalyptic number.

2011342023 is a deficient number, since it is larger than the sum of its proper divisors (1037161017).

2011342023 is a wasteful number, since it uses less digits than its factorization.

2011342023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329 (or 1320 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2011342023 is about 44847.9879481789. The cubic root of 2011342023 is about 1262.2982374436.

Adding to 2011342023 its reverse (3202431102), we get a palindrome (5213773125).

The spelling of 2011342023 in words is "two billion, eleven million, three hundred forty-two thousand, twenty-three".