22020135244033 has 4 divisors (see below), whose sum is σ = 22021860567088. Its totient is φ = 22018409920980.

The previous prime is 22020135244027. The next prime is 22020135244091. The reversal of 22020135244033 is 33044253102022.

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 22020135244033 - 2⁵ = 22020135244001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22020135243986 and 22020135244004.

It is not an unprimeable number, because it can be changed into a prime (22020135244733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 862642383 + ... + 862667908.

It is an arithmetic number, because the mean of its divisors is an integer number (5505465141772).

Almost surely, 2^{22020135244033} is an apocalyptic number.

It is an amenable number.

22020135244033 is a deficient number, since it is larger than the sum of its proper divisors (1725323055).

22020135244033 is a wasteful number, since it uses less digits than its factorization.

22020135244033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1725323054.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 22020135244033 its reverse (33044253102022), we get a palindrome (55064388346055).

The spelling of 22020135244033 in words is "twenty-two trillion, twenty billion, one hundred thirty-five million, two hundred forty-four thousand, thirty-three".