10201112221001 has 8 divisors (see below), whose sum is σ = 10985838072384. Its totient is φ = 9416389928400.

The previous prime is 10201112220997. The next prime is 10201112221021. The reversal of 10201112221001 is 10012221110201.

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

It is not a de Polignac number, because 10201112221001 - 2² = 10201112220997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10201112221021) 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, 10004150 + ... + 10976576.

It is an arithmetic number, because the mean of its divisors is an integer number (1373229759048).

Almost surely, 2^{10201112221001} is an apocalyptic number.

It is an amenable number.

10201112221001 is a deficient number, since it is larger than the sum of its proper divisors (784725851383).

10201112221001 is an equidigital number, since it uses as much as digits as its factorization.

10201112221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779391.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10201112221001 its reverse (10012221110201), we get a palindrome (20213333331202).

The spelling of 10201112221001 in words is "ten trillion, two hundred one billion, one hundred twelve million, two hundred twenty-one thousand, one".