111202222022101 has 16 divisors (see below), whose sum is σ = 133780160563200. Its totient is φ = 90297489039408.

The previous prime is 111202222022057. The next prime is 111202222022147. The reversal of 111202222022101 is 101220222202111.

It is not a de Polignac number, because 111202222022101 - 2⁷ = 111202222021973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111202222022201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3669121 + ... + 15357958.

It is an arithmetic number, because the mean of its divisors is an integer number (8361260035200).

Almost surely, 2^{111202222022101} is an apocalyptic number.

It is an amenable number.

111202222022101 is a deficient number, since it is larger than the sum of its proper divisors (22577938541099).

111202222022101 is a wasteful number, since it uses less digits than its factorization.

111202222022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19071048.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111202222022101 its reverse (101220222202111), we get a palindrome (212422444224212).

The spelling of 111202222022101 in words is "one hundred eleven trillion, two hundred two billion, two hundred twenty-two million, twenty-two thousand, one hundred one".