201122110211004 has 96 divisors (see below), whose sum is σ = 521913036718080. Its totient is φ = 66978309384000.

The previous prime is 201122110210907. The next prime is 201122110211041. The reversal of 201122110211004 is 400112011221102.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2514835162 + ... + 2514915134.

It is an arithmetic number, because the mean of its divisors is an integer number (5436594132480).

Almost surely, 2^{201122110211004} is an apocalyptic number.

It is an amenable number.

201122110211004 is an abundant number, since it is smaller than the sum of its proper divisors (320790926507076).

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

201122110211004 is a wasteful number, since it uses less digits than its factorization.

201122110211004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101368 (or 101360 counting only the distinct ones).

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

Adding to 201122110211004 its reverse (400112011221102), we get a palindrome (601234121432106).

The spelling of 201122110211004 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred ten million, two hundred eleven thousand, four".