22011010010201 has 4 divisors (see below), whose sum is σ = 22012285510452. Its totient is φ = 22009734509952.

The previous prime is 22011010010113. The next prime is 22011010010233. The reversal of 22011010010201 is 10201001011022.

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 7221016968025 + 14789993042176 = 2687195^2 + 3845776^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22011010010201 is a prime.

It is a super-2 number, since 2×22011010010201² (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 (22011012010201) 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, 637724240 + ... + 637758753.

It is an arithmetic number, because the mean of its divisors is an integer number (5503071377613).

Almost surely, 2^{22011010010201} is an apocalyptic number.

It is an amenable number.

22011010010201 is a deficient number, since it is larger than the sum of its proper divisors (1275500251).

22011010010201 is a wasteful number, since it uses less digits than its factorization.

22011010010201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275500250.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22011010010201 its reverse (10201001011022), we get a palindrome (32212011021223).

The spelling of 22011010010201 in words is "twenty-two trillion, eleven billion, ten million, ten thousand, two hundred one".