1032200100221 has 4 divisors (see below), whose sum is σ = 1077078365472. Its totient is φ = 987321834972.

The previous prime is 1032200100181. The next prime is 1032200100229. The reversal of 1032200100221 is 1220010022301.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 1032200100221 - 2³⁰ = 1031126358397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1032200100196 and 1032200100205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1032200100229) 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, 22439132591 + ... + 22439132636.

It is an arithmetic number, because the mean of its divisors is an integer number (269269591368).

Almost surely, 2^{1032200100221} is an apocalyptic number.

It is an amenable number.

1032200100221 is a deficient number, since it is larger than the sum of its proper divisors (44878265251).

1032200100221 is an equidigital number, since it uses as much as digits as its factorization.

1032200100221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44878265250.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1032200100221 its reverse (1220010022301), we get a palindrome (2252210122522).

The spelling of 1032200100221 in words is "one trillion, thirty-two billion, two hundred million, one hundred thousand, two hundred twenty-one".