111202002221001 has 16 divisors (see below), whose sum is σ = 152281465871040. Its totient is φ = 72141421665600.

The previous prime is 111202002220949. The next prime is 111202002221003. The reversal of 111202002221001 is 100122200202111.

It is not a de Polignac number, because 111202002221001 - 2¹⁰ = 111202002219977 is a prime.

It is a super-3 number, since 3×111202002221001³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (111202002221003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1602253450 + ... + 1602322851.

It is an arithmetic number, because the mean of its divisors is an integer number (9517591616940).

Almost surely, 2^{111202002221001} is an apocalyptic number.

It is an amenable number.

111202002221001 is a deficient number, since it is larger than the sum of its proper divisors (41079463650039).

111202002221001 is a wasteful number, since it uses less digits than its factorization.

111202002221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3204576616.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111202002221001 its reverse (100122200202111), we get a palindrome (211324202423112).

The spelling of 111202002221001 in words is "one hundred eleven trillion, two hundred two billion, two million, two hundred twenty-one thousand, one".