111221102010002 has 64 divisors (see below), whose sum is σ = 178563354076800. Its totient is φ = 51859174080000.

The previous prime is 111221102009939. The next prime is 111221102010013. The reversal of 111221102010002 is 200010201122111.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3011573477 + ... + 3011610407.

It is an arithmetic number, because the mean of its divisors is an integer number (2790052407450).

Almost surely, 2^{111221102010002} is an apocalyptic number.

111221102010002 is a deficient number, since it is larger than the sum of its proper divisors (67342252066798).

111221102010002 is a wasteful number, since it uses less digits than its factorization.

111221102010002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49643.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111221102010002 its reverse (200010201122111), we get a palindrome (311231303132113).

The spelling of 111221102010002 in words is "one hundred eleven trillion, two hundred twenty-one billion, one hundred two million, ten thousand, two".