111101021002222 has 16 divisors (see below), whose sum is σ = 166695250966272. Its totient is φ = 55535938103800.

The previous prime is 111101021002159. The next prime is 111101021002243. The reversal of 111101021002222 is 222200120101111.

It is a junction number, because it is equal to n+sod(n) for n = 111101021002196 and 111101021002205.

It is a congruent number.

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, 330916683 + ... + 331252249.

It is an arithmetic number, because the mean of its divisors is an integer number (10418453185392).

Almost surely, 2^{111101021002222} is an apocalyptic number.

111101021002222 is a deficient number, since it is larger than the sum of its proper divisors (55594229964050).

111101021002222 is a wasteful number, since it uses less digits than its factorization.

111101021002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378503.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111101021002222 its reverse (222200120101111), we get a palindrome (333301141103333).

The spelling of 111101021002222 in words is "one hundred eleven trillion, one hundred one billion, twenty-one million, two thousand, two hundred twenty-two".