23020241311 has 4 divisors (see below), whose sum is σ = 24021121392. Its totient is φ = 22019361232.

The previous prime is 23020241269. The next prime is 23020241329. The reversal of 23020241311 is 11314202032.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23020241311 - 2²¹ = 23018144159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23020241351) 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 in 3 ways as a sum of consecutive naturals, for example, 500440006 + ... + 500440051.

It is an arithmetic number, because the mean of its divisors is an integer number (6005280348).

Almost surely, 2^23020241311 is an apocalyptic number.

23020241311 is a deficient number, since it is larger than the sum of its proper divisors (1000880081).

23020241311 is a wasteful number, since it uses less digits than its factorization.

23020241311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000880080.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 23020241311 its reverse (11314202032), we get a palindrome (34334443343).

The spelling of 23020241311 in words is "twenty-three billion, twenty million, two hundred forty-one thousand, three hundred eleven".