22660020511031 has 8 divisors (see below), whose sum is σ = 22684743321600. Its totient is φ = 22635298414080.

The previous prime is 22660020510991. The next prime is 22660020511033. The reversal of 22660020511031 is 13011502006622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22660020511031 - 2¹⁰ = 22660020510007 is a prime.

It is a super-2 number, since 2×22660020511031² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22660020510985 and 22660020511003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22660020511033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85959755 + ... + 86222963.

It is an arithmetic number, because the mean of its divisors is an integer number (2835592915200).

Almost surely, 2^{22660020511031} is an apocalyptic number.

22660020511031 is a deficient number, since it is larger than the sum of its proper divisors (24722810569).

22660020511031 is an equidigital number, since it uses as much as digits as its factorization.

22660020511031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356809.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 22660020511031 its reverse (13011502006622), we get a palindrome (35671522517653).

The spelling of 22660020511031 in words is "twenty-two trillion, six hundred sixty billion, twenty million, five hundred eleven thousand, thirty-one".