13554223331 has 16 divisors (see below), whose sum is σ = 14962019328. Its totient is φ = 12176172000.

The previous prime is 13554223307. The next prime is 13554223337. The reversal of 13554223331 is 13332245531.

13554223331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13554223331 is a prime.

It is a super-2 number, since 2×13554223331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13554223337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569390 + ... + 592716.

It is an arithmetic number, because the mean of its divisors is an integer number (935126208).

Almost surely, 2^13554223331 is an apocalyptic number.

13554223331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13554223331 is a deficient number, since it is larger than the sum of its proper divisors (1407795997).

13554223331 is a wasteful number, since it uses less digits than its factorization.

13554223331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23962.

The product of its digits is 32400, while the sum is 32.

Adding to 13554223331 its reverse (13332245531), we get a palindrome (26886468862).

The spelling of 13554223331 in words is "thirteen billion, five hundred fifty-four million, two hundred twenty-three thousand, three hundred thirty-one".