201112121201022 has 24 divisors (see below), whose sum is σ = 436991476357800. Its totient is φ = 66845289566160.

The previous prime is 201112121200937. The next prime is 201112121201183. The reversal of 201112121201022 is 220102121211102.

201112121201022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201112121200986 and 201112121201004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16007007504 + ... + 16007020067.

It is an arithmetic number, because the mean of its divisors is an integer number (18207978181575).

Almost surely, 2^{201112121201022} is an apocalyptic number.

201112121201022 is an abundant number, since it is smaller than the sum of its proper divisors (235879355156778).

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

201112121201022 is a wasteful number, since it uses less digits than its factorization.

201112121201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32014027928 (or 32014027925 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 201112121201022 its reverse (220102121211102), we get a palindrome (421214242412124).

The spelling of 201112121201022 in words is "two hundred one trillion, one hundred twelve billion, one hundred twenty-one million, two hundred one thousand, twenty-two".