111022001221101 has 16 divisors (see below), whose sum is σ = 148978388250048. Its totient is φ = 73540180022400.

The previous prime is 111022001221013. The next prime is 111022001221129. The reversal of 111022001221101 is 101122100220111.

It is a happy number.

It is not a de Polignac number, because 111022001221101 - 2⁹ = 111022001220589 is a prime.

It is a super-3 number, since 3×111022001221101³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111022001221501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6474886 + ... + 16247096.

It is an arithmetic number, because the mean of its divisors is an integer number (9311149265628).

Almost surely, 2^{111022001221101} is an apocalyptic number.

It is an amenable number.

111022001221101 is a deficient number, since it is larger than the sum of its proper divisors (37956387028947).

111022001221101 is a wasteful number, since it uses less digits than its factorization.

111022001221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9796492.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111022001221101 its reverse (101122100220111), we get a palindrome (212144101441212).

The spelling of 111022001221101 in words is "one hundred eleven trillion, twenty-two billion, one million, two hundred twenty-one thousand, one hundred one".