222051030000 has 200 divisors, whose sum is σ = 732066263808. Its totient is φ = 57953376000.

The previous prime is 222051029971. The next prime is 222051030031. The reversal of 222051030000 is 30150222.

It is a tau number, because it is divible by the number of its divisors (200).

It is a super-3 number, since 3×222051030000³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1331259 + ... + 1488741.

Almost surely, 2^222051030000 is an apocalyptic number.

222051030000 is a gapful number since it is divisible by the number (20) 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 222051030000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366033131904).

222051030000 is an abundant number, since it is smaller than the sum of its proper divisors (510015233808).

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

222051030000 is a wasteful number, since it uses less digits than its factorization.

222051030000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157561 (or 157540 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

Adding to 222051030000 its reverse (30150222), we get a palindrome (222081180222).

The spelling of 222051030000 in words is "two hundred twenty-two billion, fifty-one million, thirty thousand".