403222252000 has 192 divisors, whose sum is σ = 1052830711296. Its totient is φ = 151246233600.

The previous prime is 403222251979. The next prime is 403222252021. The reversal of 403222252000 is 252222304.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (403222251979) and next prime (403222252021).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18825297 + ... + 18846703.

It is an arithmetic number, because the mean of its divisors is an integer number (5483493288).

Almost surely, 2^403222252000 is an apocalyptic number.

403222252000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 403222252000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (526415355648).

403222252000 is an abundant number, since it is smaller than the sum of its proper divisors (649608459296).

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

403222252000 is a wasteful number, since it uses less digits than its factorization.

403222252000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21726 (or 21708 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

Adding to 403222252000 its reverse (252222304), we get a palindrome (403474474304).

The spelling of 403222252000 in words is "four hundred three billion, two hundred twenty-two million, two hundred fifty-two thousand".