2201001323232 has 96 divisors (see below), whose sum is σ = 5794483443840. Its totient is φ = 731528122880.

The previous prime is 2201001323231. The next prime is 2201001323249. The reversal of 2201001323232 is 2323231001022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 2201001323199 and 2201001323208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201001323231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130359463 + ... + 130376345.

It is an arithmetic number, because the mean of its divisors is an integer number (60359202540).

Almost surely, 2^{2201001323232} is an apocalyptic number.

It is an amenable number.

2201001323232 is an abundant number, since it is smaller than the sum of its proper divisors (3593482120608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2201001323232 is a wasteful number, since it uses less digits than its factorization.

2201001323232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20776 (or 20768 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2201001323232 its reverse (2323231001022), we get a palindrome (4524232324254).

The spelling of 2201001323232 in words is "two trillion, two hundred one billion, one million, three hundred twenty-three thousand, two hundred thirty-two".