111022012221122 has 16 divisors (see below), whose sum is σ = 173777520035520. Its totient is φ = 53096281534032.

The previous prime is 111022012221119. The next prime is 111022012221221. The reversal of 111022012221122 is 221122210220111.

It is a super-3 number, since 3×111022012221122³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111022012221094 and 111022012221103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25276388 + ... + 29341775.

It is an arithmetic number, because the mean of its divisors is an integer number (10861095002220).

Almost surely, 2^{111022012221122} is an apocalyptic number.

111022012221122 is a deficient number, since it is larger than the sum of its proper divisors (62755507814398).

111022012221122 is a wasteful number, since it uses less digits than its factorization.

111022012221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54662377.

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

Adding to 111022012221122 its reverse (221122210220111), we get a palindrome (332144222441233).

The spelling of 111022012221122 in words is "one hundred eleven trillion, twenty-two billion, twelve million, two hundred twenty-one thousand, one hundred twenty-two".