22012110100201 has 8 divisors (see below), whose sum is σ = 23842374481800. Its totient is φ = 20201420739072.

The previous prime is 22012110100151. The next prime is 22012110100223. The reversal of 22012110100201 is 10200101121022.

It can be written as a sum of positive squares in 4 ways, for example, as 8541888867801 + 13470221232400 = 2922651^2 + 3670180^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22012110100201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22012110100501) 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, 4893752776 + ... + 4893757273.

It is an arithmetic number, because the mean of its divisors is an integer number (2980296810225).

Almost surely, 2^{22012110100201} is an apocalyptic number.

It is an amenable number.

22012110100201 is a deficient number, since it is larger than the sum of its proper divisors (1830264381599).

22012110100201 is a wasteful number, since it uses less digits than its factorization.

22012110100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9787510235.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22012110100201 its reverse (10200101121022), we get a palindrome (32212211221223).

The spelling of 22012110100201 in words is "twenty-two trillion, twelve billion, one hundred ten million, one hundred thousand, two hundred one".