1001202201111 has 8 divisors (see below), whose sum is σ = 1525641449344. Its totient is φ = 572115543480.

The previous prime is 1001202201089. The next prime is 1001202201133. The reversal of 1001202201111 is 1111022021001.

It is an interprime number because it is at equal distance from previous prime (1001202201089) and next prime (1001202201133).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1001202201111 - 2¹⁰ = 1001202200087 is a prime.

It is a super-2 number, since 2×1001202201111² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001202201151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23838147625 + ... + 23838147666.

It is an arithmetic number, because the mean of its divisors is an integer number (190705181168).

Almost surely, 2^{1001202201111} is an apocalyptic number.

1001202201111 is a deficient number, since it is larger than the sum of its proper divisors (524439248233).

1001202201111 is an equidigital number, since it uses as much as digits as its factorization.

1001202201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47676295301.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1001202201111 its reverse (1111022021001), we get a palindrome (2112224222112).

The spelling of 1001202201111 in words is "one trillion, one billion, two hundred two million, two hundred one thousand, one hundred eleven".