23021020041 has 4 divisors (see below), whose sum is σ = 30694693392. Its totient is φ = 15347346692.

The previous prime is 23021020003. The next prime is 23021020063. The reversal of 23021020041 is 14002012032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23021020041 - 2²² = 23016825737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23021020041.

It is not an unprimeable number, because it can be changed into a prime (23021020241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3836836671 + ... + 3836836676.

It is an arithmetic number, because the mean of its divisors is an integer number (7673673348).

Almost surely, 2^23021020041 is an apocalyptic number.

It is an amenable number.

23021020041 is a deficient number, since it is larger than the sum of its proper divisors (7673673351).

23021020041 is an equidigital number, since it uses as much as digits as its factorization.

23021020041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7673673350.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 23021020041 its reverse (14002012032), we get a palindrome (37023032073).

The spelling of 23021020041 in words is "twenty-three billion, twenty-one million, twenty thousand, forty-one".