20141121222 has 24 divisors (see below), whose sum is σ = 43722876600. Its totient is φ = 6700817760.

The previous prime is 20141121211. The next prime is 20141121241. The reversal of 20141121222 is 22212114102.

20141121222 is a `hidden beast` number, since 20 + 1 + 411 + 212 + 22 = 666.

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 = 20141121195 and 20141121204.

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, 1064472 + ... + 1083227.

It is an arithmetic number, because the mean of its divisors is an integer number (1821786525).

Almost surely, 2^20141121222 is an apocalyptic number.

20141121222 is an abundant number, since it is smaller than the sum of its proper divisors (23581755378).

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

20141121222 is a wasteful number, since it uses less digits than its factorization.

20141121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2148228 (or 2148225 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 20141121222 its reverse (22212114102), we get a palindrome (42353235324).

The spelling of 20141121222 in words is "twenty billion, one hundred forty-one million, one hundred twenty-one thousand, two hundred twenty-two".