22014221605501 has 4 divisors (see below), whose sum is σ = 22014823140000. Its totient is φ = 22013620071004.

The previous prime is 22014221605489. The next prime is 22014221605511. The reversal of 22014221605501 is 10550612241022.

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 22014221605501 - 2¹⁷ = 22014221474429 is a prime.

It is a super-2 number, since 2×22014221605501² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22014221605511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300712351 + ... + 300785548.

It is an arithmetic number, because the mean of its divisors is an integer number (5503705785000).

Almost surely, 2^{22014221605501} is an apocalyptic number.

It is an amenable number.

22014221605501 is a deficient number, since it is larger than the sum of its proper divisors (601534499).

22014221605501 is an equidigital number, since it uses as much as digits as its factorization.

22014221605501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601534498.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 22014221605501 its reverse (10550612241022), we get a palindrome (32564833846523).

The spelling of 22014221605501 in words is "twenty-two trillion, fourteen billion, two hundred twenty-one million, six hundred five thousand, five hundred one".