22012203120301 has 4 divisors (see below), whose sum is σ = 22090538363004. Its totient is φ = 21933867877600.

The previous prime is 22012203120287. The next prime is 22012203120311. The reversal of 22012203120301 is 10302130221022.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8963137822500 + 13049065297801 = 2993850^2 + 3612349^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22012203120301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012203120311) 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, 39167620930 + ... + 39167621491.

It is an arithmetic number, because the mean of its divisors is an integer number (5522634590751).

Almost surely, 2^{22012203120301} is an apocalyptic number.

It is an amenable number.

22012203120301 is a deficient number, since it is larger than the sum of its proper divisors (78335242703).

22012203120301 is an equidigital number, since it uses as much as digits as its factorization.

22012203120301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78335242702.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22012203120301 its reverse (10302130221022), we get a palindrome (32314333341323).

The spelling of 22012203120301 in words is "twenty-two trillion, twelve billion, two hundred three million, one hundred twenty thousand, three hundred one".