101002220200201 has 4 divisors (see below), whose sum is σ = 102385812257812. Its totient is φ = 99618628142592.

The previous prime is 101002220200171. The next prime is 101002220200229. The reversal of 101002220200201 is 102002022200101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75368008175625 + 25634212024576 = 8681475^2 + 5063024^2 .

It is a cyclic number.

It is not a de Polignac number, because 101002220200201 - 2¹¹ = 101002220198153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101002220204201) 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, 691796028696 + ... + 691796028841.

It is an arithmetic number, because the mean of its divisors is an integer number (25596453064453).

Almost surely, 2^{101002220200201} is an apocalyptic number.

It is an amenable number.

101002220200201 is a deficient number, since it is larger than the sum of its proper divisors (1383592057611).

101002220200201 is an equidigital number, since it uses as much as digits as its factorization.

101002220200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383592057610.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 101002220200201 its reverse (102002022200101), we get a palindrome (203004242400302).

The spelling of 101002220200201 in words is "one hundred one trillion, two billion, two hundred twenty million, two hundred thousand, two hundred one".