22121120214 has 12 divisors (see below), whose sum is σ = 47929093836. Its totient is φ = 7373706732.

The previous prime is 22121120207. The next prime is 22121120261. The reversal of 22121120214 is 41202112122.

22121120214 is a `hidden beast` number, since 221 + 211 + 20 + 214 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1228951123 = 22121120214 / (2 + 2 + 1 + 2 + 1 + 1 + 2 + 0 + 2 + 1 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 614475544 + ... + 614475579.

It is an arithmetic number, because the mean of its divisors is an integer number (3994091153).

Almost surely, 2^22121120214 is an apocalyptic number.

22121120214 is an abundant number, since it is smaller than the sum of its proper divisors (25807973622).

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

22121120214 is a wasteful number, since it uses less digits than its factorization.

22121120214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228951131 (or 1228951128 counting only the distinct ones).

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

Adding to 22121120214 its reverse (41202112122), we get a palindrome (63323232336).

The spelling of 22121120214 in words is "twenty-two billion, one hundred twenty-one million, one hundred twenty thousand, two hundred fourteen".