22001232031320 has 32 divisors (see below), whose sum is σ = 66003696094320. Its totient is φ = 5866995208320.

The previous prime is 22001232031301. The next prime is 22001232031351. The reversal of 22001232031320 is 2313023210022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91671800011 + ... + 91671800250.

Almost surely, 2^{22001232031320} is an apocalyptic number.

22001232031320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001232031320 is an abundant number, since it is smaller than the sum of its proper divisors (44002464063000).

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

22001232031320 is a wasteful number, since it uses less digits than its factorization.

22001232031320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183343600275 (or 183343600271 counting only the distinct ones).

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

Adding to 22001232031320 its reverse (2313023210022), we get a palindrome (24314255241342).

The spelling of 22001232031320 in words is "twenty-two trillion, one billion, two hundred thirty-two million, thirty-one thousand, three hundred twenty".