22201202001121 has 16 divisors (see below), whose sum is σ = 26083532418048. Its totient is φ = 18629664019200.

The previous prime is 22201202001107. The next prime is 22201202001137. The reversal of 22201202001121 is 12110020210222.

It is a happy number.

It is not a de Polignac number, because 22201202001121 - 2⁷ = 22201202000993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22201202001095 and 22201202001104.

It is not an unprimeable number, because it can be changed into a prime (22201202001151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 773760 + ... + 6708286.

It is an arithmetic number, because the mean of its divisors is an integer number (1630220776128).

Almost surely, 2^{22201202001121} is an apocalyptic number.

It is an amenable number.

22201202001121 is a deficient number, since it is larger than the sum of its proper divisors (3882330416927).

22201202001121 is a wasteful number, since it uses less digits than its factorization.

22201202001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5960712.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22201202001121 its reverse (12110020210222), we get a palindrome (34311222211343).

The spelling of 22201202001121 in words is "twenty-two trillion, two hundred one billion, two hundred two million, one thousand, one hundred twenty-one".