2101201022001 has 8 divisors (see below), whose sum is σ = 2801956972480. Its totient is φ = 1400622876432.

The previous prime is 2101201021963. The next prime is 2101201022009. The reversal of 2101201022001 is 1002201021012.

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

It is not a de Polignac number, because 2101201022001 - 2²⁷ = 2101066804273 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2101201022009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44423650 + ... + 44470923.

It is an arithmetic number, because the mean of its divisors is an integer number (350244621560).

Almost surely, 2^{2101201022001} is an apocalyptic number.

It is an amenable number.

2101201022001 is a deficient number, since it is larger than the sum of its proper divisors (700755950479).

2101201022001 is an equidigital number, since it uses as much as digits as its factorization.

2101201022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88902455.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2101201022001 its reverse (1002201021012), we get a palindrome (3103402043013).

The spelling of 2101201022001 in words is "two trillion, one hundred one billion, two hundred one million, twenty-two thousand, one".