22111200122222 has 8 divisors (see below), whose sum is σ = 33166828451736. Its totient is φ = 11055590638312.

The previous prime is 22111200122159. The next prime is 22111200122329. The reversal of 22111200122222 is 22222100211122.

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

It is a junction number, because it is equal to n+sod(n) for n = 22111200122194 and 22111200122203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1277693 + ... + 6771624.

It is an arithmetic number, because the mean of its divisors is an integer number (4145853556467).

Almost surely, 2^{22111200122222} is an apocalyptic number.

22111200122222 is a deficient number, since it is larger than the sum of its proper divisors (11055628329514).

22111200122222 is a wasteful number, since it uses less digits than its factorization.

22111200122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9422802.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22111200122222 its reverse (22222100211122), we get a palindrome (44333300333344).

The spelling of 22111200122222 in words is "twenty-two trillion, one hundred eleven billion, two hundred million, one hundred twenty-two thousand, two hundred twenty-two".