11111120201022 has 8 divisors (see below), whose sum is σ = 22222240402056. Its totient is φ = 3703706733672.

The previous prime is 11111120201009. The next prime is 11111120201023. The reversal of 11111120201022 is 22010202111111.

It is a happy number.

11111120201022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

11111120201022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 11111120200992 and 11111120201010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111120201023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 925926683413 + ... + 925926683424.

It is an arithmetic number, because the mean of its divisors is an integer number (2777780050257).

Almost surely, 2^{11111120201022} is an apocalyptic number.

11111120201022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11111120201022 is a wasteful number, since it uses less digits than its factorization.

11111120201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851853366842.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11111120201022 its reverse (22010202111111), we get a palindrome (33121322312133).

The spelling of 11111120201022 in words is "eleven trillion, one hundred eleven billion, one hundred twenty million, two hundred one thousand, twenty-two".