223401403225 has 96 divisors (see below), whose sum is σ = 372216176640. Its totient is φ = 128455200000.

The previous prime is 223401403219. The next prime is 223401403237. The reversal of 223401403225 is 522304104322.

It is not a de Polignac number, because 223401403225 - 2³ = 223401403217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 223401403193 and 223401403202.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 47019600 + ... + 47024350.

It is an arithmetic number, because the mean of its divisors is an integer number (3877251840).

Almost surely, 2^223401403225 is an apocalyptic number.

223401403225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

223401403225 is a deficient number, since it is larger than the sum of its proper divisors (148814773415).

223401403225 is a wasteful number, since it uses less digits than its factorization.

223401403225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6671 (or 6666 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 223401403225 its reverse (522304104322), we get a palindrome (745705507547).

It can be divided in two parts, 223401 and 403225, that added together give a palindrome (626626).

The spelling of 223401403225 in words is "two hundred twenty-three billion, four hundred one million, four hundred three thousand, two hundred twenty-five".