22211121120212 has 12 divisors (see below), whose sum is σ = 40915223116320. Its totient is φ = 10521057372696.

The previous prime is 22211121120197. The next prime is 22211121120241. The reversal of 22211121120212 is 21202112111222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146125796768 + ... + 146125796919.

It is an arithmetic number, because the mean of its divisors is an integer number (3409601926360).

Almost surely, 2^{22211121120212} is an apocalyptic number.

It is an amenable number.

22211121120212 is a deficient number, since it is larger than the sum of its proper divisors (18704101996108).

22211121120212 is a wasteful number, since it uses less digits than its factorization.

22211121120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292251593710 (or 292251593708 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 22211121120212 its reverse (21202112111222), we get a palindrome (43413233231434).

The spelling of 22211121120212 in words is "twenty-two trillion, two hundred eleven billion, one hundred twenty-one million, one hundred twenty thousand, two hundred twelve".