22101321201201 has 24 divisors (see below), whose sum is σ = 34949385578016. Its totient is φ = 13347408867840.

The previous prime is 22101321201199. The next prime is 22101321201209. The reversal of 22101321201201 is 10210212310122.

22101321201201 is a `hidden beast` number, since 2 + 210 + 132 + 120 + 1 + 201 = 666.

It is not a de Polignac number, because 22101321201201 - 2¹ = 22101321201199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22101321201209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 394398960 + ... + 394454993.

It is an arithmetic number, because the mean of its divisors is an integer number (1456224399084).

Almost surely, 2^{22101321201201} is an apocalyptic number.

It is an amenable number.

22101321201201 is a deficient number, since it is larger than the sum of its proper divisors (12848064376815).

22101321201201 is a wasteful number, since it uses less digits than its factorization.

22101321201201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788854253 (or 788854250 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 22101321201201 its reverse (10210212310122), we get a palindrome (32311533511323).

The spelling of 22101321201201 in words is "twenty-two trillion, one hundred one billion, three hundred twenty-one million, two hundred one thousand, two hundred one".