22003130421320 has 16 divisors (see below), whose sum is σ = 49507043448060. Its totient is φ = 8801252168512.

The previous prime is 22003130421317. The next prime is 22003130421353. The reversal of 22003130421320 is 2312403130022.

It can be written as a sum of positive squares in 2 ways, for example, as 21941748376804 + 61382044516 = 4684202^2 + 247754^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275039130227 + ... + 275039130306.

Almost surely, 2^{22003130421320} is an apocalyptic number.

22003130421320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22003130421320 is an abundant number, since it is smaller than the sum of its proper divisors (27503913026740).

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

22003130421320 is a wasteful number, since it uses less digits than its factorization.

22003130421320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550078260544 (or 550078260540 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22003130421320 its reverse (2312403130022), we get a palindrome (24315533551342).

The spelling of 22003130421320 in words is "twenty-two trillion, three billion, one hundred thirty million, four hundred twenty-one thousand, three hundred twenty".