111101102121202 has 256 divisors, whose sum is σ = 191879331840000. Its totient is φ = 47987228749824.

The previous prime is 111101102121193. The next prime is 111101102121223. The reversal of 111101102121202 is 202121201101111.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 65392054549 + ... + 65392056247.

It is an arithmetic number, because the mean of its divisors is an integer number (749528640000).

Almost surely, 2^{111101102121202} is an apocalyptic number.

111101102121202 is a deficient number, since it is larger than the sum of its proper divisors (80778229718798).

111101102121202 is a wasteful number, since it uses less digits than its factorization.

111101102121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2153.

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

Adding to 111101102121202 its reverse (202121201101111), we get a palindrome (313222303222313).

The spelling of 111101102121202 in words is "one hundred eleven trillion, one hundred one billion, one hundred two million, one hundred twenty-one thousand, two hundred two".