11122121120201 has 32 divisors (see below), whose sum is σ = 14308017292800. Its totient is φ = 8403119391744.

The previous prime is 11122121120183. The next prime is 11122121120207. The reversal of 11122121120201 is 10202112122111.

It is a de Polignac number, because none of the positive numbers 2^k-11122121120201 is a prime.

It is a super-2 number, since 2×11122121120201² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11122121120201.

It is not an unprimeable number, because it can be changed into a prime (11122121120207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3239426 + ... + 5721723.

It is an arithmetic number, because the mean of its divisors is an integer number (447125540400).

Almost surely, 2^{11122121120201} is an apocalyptic number.

It is an amenable number.

11122121120201 is a deficient number, since it is larger than the sum of its proper divisors (3185896172599).

11122121120201 is a wasteful number, since it uses less digits than its factorization.

11122121120201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8961785.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11122121120201 its reverse (10202112122111), we get a palindrome (21324233242312).

The spelling of 11122121120201 in words is "eleven trillion, one hundred twenty-two billion, one hundred twenty-one million, one hundred twenty thousand, two hundred one".