22061442230363 has 4 divisors (see below), whose sum is σ = 22423105217808. Its totient is φ = 21699779242920.

The previous prime is 22061442230297. The next prime is 22061442230371. The reversal of 22061442230363 is 36303224416022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22061442230363 is a prime.

It is a super-2 number, since 2×22061442230363² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22061442230063) 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, 180831493631 + ... + 180831493752.

It is an arithmetic number, because the mean of its divisors is an integer number (5605776304452).

Almost surely, 2^{22061442230363} is an apocalyptic number.

22061442230363 is a deficient number, since it is larger than the sum of its proper divisors (361662987445).

22061442230363 is an equidigital number, since it uses as much as digits as its factorization.

22061442230363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361662987444.

The product of its (nonzero) digits is 248832, while the sum is 38.

Adding to 22061442230363 its reverse (36303224416022), we get a palindrome (58364666646385).

The spelling of 22061442230363 in words is "twenty-two trillion, sixty-one billion, four hundred forty-two million, two hundred thirty thousand, three hundred sixty-three".