11201121000022 has 4 divisors (see below), whose sum is σ = 16801681500036. Its totient is φ = 5600560500010.

The previous prime is 11201121000007. The next prime is 11201121000023. The reversal of 11201121000022 is 22000012110211.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×11201121000022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11201120999966 and 11201121000011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201121000023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2800280250004 + ... + 2800280250007.

It is an arithmetic number, because the mean of its divisors is an integer number (4200420375009).

Almost surely, 2^{11201121000022} is an apocalyptic number.

11201121000022 is a deficient number, since it is larger than the sum of its proper divisors (5600560500014).

11201121000022 is an equidigital number, since it uses as much as digits as its factorization.

11201121000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5600560500013.

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

Adding to 11201121000022 its reverse (22000012110211), we get a palindrome (33201133110233).

The spelling of 11201121000022 in words is "eleven trillion, two hundred one billion, one hundred twenty-one million, twenty-two", and thus it is an aban number.