2201230312320 has 128 divisors (see below), whose sum is σ = 7556146446240. Its totient is φ = 541841301504.

The previous prime is 2201230312279. The next prime is 2201230312327. The reversal of 2201230312320 is 232130321022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201230312327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44070199 + ... + 44120118.

Almost surely, 2^{2201230312320} is an apocalyptic number.

2201230312320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201230312320 is an abundant number, since it is smaller than the sum of its proper divisors (5354916133920).

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

2201230312320 is a wasteful number, since it uses less digits than its factorization.

2201230312320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88190352 (or 88190340 counting only the distinct ones).

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

Adding to 2201230312320 its reverse (232130321022), we get a palindrome (2433360633342).

The spelling of 2201230312320 in words is "two trillion, two hundred one billion, two hundred thirty million, three hundred twelve thousand, three hundred twenty".