122011112122222 has 8 divisors (see below), whose sum is σ = 183029345144856. Its totient is φ = 61001330407272.

The previous prime is 122011112122219. The next prime is 122011112122241. The reversal of 122011112122222 is 222221211110221.

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

It is a super-2 number, since 2×122011112122222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122011112122193 and 122011112122202.

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, 2112790828 + ... + 2112848575.

It is an arithmetic number, because the mean of its divisors is an integer number (22878668143107).

Almost surely, 2^{122011112122222} is an apocalyptic number.

122011112122222 is a deficient number, since it is larger than the sum of its proper divisors (61018233022634).

122011112122222 is a wasteful number, since it uses less digits than its factorization.

122011112122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4225653842.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 122011112122222 its reverse (222221211110221), we get a palindrome (344232323232443).

The spelling of 122011112122222 in words is "one hundred twenty-two trillion, eleven billion, one hundred twelve million, one hundred twenty-two thousand, two hundred twenty-two".