22013420535 has 12 divisors (see below), whose sum is σ = 38156595672. Its totient is φ = 11740490928.

The previous prime is 22013420531. The next prime is 22013420551. The reversal of 22013420535 is 53502431022.

It is a happy number.

22013420535 is a `hidden beast` number, since 2 + 201 + 3 + 420 + 5 + 35 = 666.

It is not a de Polignac number, because 22013420535 - 2² = 22013420531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22013420499 and 22013420508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22013420531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 244593517 + ... + 244593606.

It is an arithmetic number, because the mean of its divisors is an integer number (3179716306).

Almost surely, 2^22013420535 is an apocalyptic number.

22013420535 is a deficient number, since it is larger than the sum of its proper divisors (16143175137).

22013420535 is a wasteful number, since it uses less digits than its factorization.

22013420535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489187134 (or 489187131 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 22013420535 its reverse (53502431022), we get a palindrome (75515851557).

The spelling of 22013420535 in words is "twenty-two billion, thirteen million, four hundred twenty thousand, five hundred thirty-five".