101000221221201 has 32 divisors (see below), whose sum is σ = 137429047042560. Its totient is φ = 65969762709504.

The previous prime is 101000221221187. The next prime is 101000221221247. The reversal of 101000221221201 is 102122122000101.

It is not a de Polignac number, because 101000221221201 - 2²² = 101000217026897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101000221221101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7424680 + ... + 16035158.

It is an arithmetic number, because the mean of its divisors is an integer number (4294657720080).

Almost surely, 2^{101000221221201} is an apocalyptic number.

It is an amenable number.

101000221221201 is a deficient number, since it is larger than the sum of its proper divisors (36428825821359).

101000221221201 is a wasteful number, since it uses less digits than its factorization.

101000221221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8610985.

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

Adding to 101000221221201 its reverse (102122122000101), we get a palindrome (203122343221302).

The spelling of 101000221221201 in words is "one hundred one trillion, two hundred twenty-one million, two hundred twenty-one thousand, two hundred one".