22111210002122 has 8 divisors (see below), whose sum is σ = 34608850438176. Its totient is φ = 10574926522732.

The previous prime is 22111210002121. The next prime is 22111210002137. The reversal of 22111210002122 is 22120001211122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22111210002122.

It is not an unprimeable number, because it can be changed into a prime (22111210002121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240339239108 + ... + 240339239199.

It is an arithmetic number, because the mean of its divisors is an integer number (4326106304772).

Almost surely, 2^{22111210002122} is an apocalyptic number.

22111210002122 is a deficient number, since it is larger than the sum of its proper divisors (12497640436054).

22111210002122 is a wasteful number, since it uses less digits than its factorization.

22111210002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480678478332.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22111210002122 its reverse (22120001211122), we get a palindrome (44231211213244).

The spelling of 22111210002122 in words is "twenty-two trillion, one hundred eleven billion, two hundred ten million, two thousand, one hundred twenty-two".