111202010201001 has 4 divisors (see below), whose sum is σ = 148269346934672. Its totient is φ = 74134673467332.

The previous prime is 111202010200987. The next prime is 111202010201011. The reversal of 111202010201001 is 100102010202111.

111202010201001 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 111202010201001 - 2⁵ = 111202010200969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111202010201011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18533668366831 + ... + 18533668366836.

It is an arithmetic number, because the mean of its divisors is an integer number (37067336733668).

Almost surely, 2^{111202010201001} is an apocalyptic number.

It is an amenable number.

111202010201001 is a deficient number, since it is larger than the sum of its proper divisors (37067336733671).

111202010201001 is an equidigital number, since it uses as much as digits as its factorization.

111202010201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37067336733670.

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

Adding to 111202010201001 its reverse (100102010202111), we get a palindrome (211304020403112).

The spelling of 111202010201001 in words is "one hundred eleven trillion, two hundred two billion, ten million, two hundred one thousand, one".