222403025320 has 64 divisors (see below), whose sum is σ = 572246167680. Its totient is φ = 76205442816.

The previous prime is 222403025293. The next prime is 222403025357. The reversal of 222403025320 is 23520304222.

It is a happy number.

It is a super-2 number, since 2×222403025320² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211462 + ... + 699658.

It is an arithmetic number, because the mean of its divisors is an integer number (8941346370).

Almost surely, 2^222403025320 is an apocalyptic number.

222403025320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222403025320 is an abundant number, since it is smaller than the sum of its proper divisors (349843142360).

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

222403025320 is a wasteful number, since it uses less digits than its factorization.

222403025320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489842 (or 489838 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 222403025320 its reverse (23520304222), we get a palindrome (245923329542).

The spelling of 222403025320 in words is "two hundred twenty-two billion, four hundred three million, twenty-five thousand, three hundred twenty".