2211022021110 has 96 divisors (see below), whose sum is σ = 6316366459392. Its totient is φ = 493623506880.

The previous prime is 2211022021099. The next prime is 2211022021123. The reversal of 2211022021110 is 111202201122.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2211022021110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17426286 + ... + 17552705.

It is an arithmetic number, because the mean of its divisors is an integer number (65795483952).

Almost surely, 2^{2211022021110} is an apocalyptic number.

2211022021110 is an abundant number, since it is smaller than the sum of its proper divisors (4105344438282).

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

2211022021110 is a wasteful number, since it uses less digits than its factorization.

2211022021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34979058 (or 34979051 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2211022021110 its reverse (111202201122), we get a palindrome (2322224222232).

The spelling of 2211022021110 in words is "two trillion, two hundred eleven billion, twenty-two million, twenty-one thousand, one hundred ten".