21022003041 has 32 divisors (see below), whose sum is σ = 30460243968. Its totient is φ = 12819098880.

The previous prime is 21022003027. The next prime is 21022003049. The reversal of 21022003041 is 14030022012.

It is not a de Polignac number, because 21022003041 - 2⁷ = 21022002913 is a prime.

It is a super-2 number, since 2×21022003041² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21022003041.

It is not an unprimeable number, because it can be changed into a prime (21022003049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5054935 + ... + 5059091.

It is an arithmetic number, because the mean of its divisors is an integer number (951882624).

Almost surely, 2^21022003041 is an apocalyptic number.

It is an amenable number.

21022003041 is a deficient number, since it is larger than the sum of its proper divisors (9438240927).

21022003041 is a wasteful number, since it uses less digits than its factorization.

21022003041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5321.

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

Adding to 21022003041 its reverse (14030022012), we get a palindrome (35052025053).

The spelling of 21022003041 in words is "twenty-one billion, twenty-two million, three thousand, forty-one".