222201012000 has 576 divisors, whose sum is σ = 805188384000. Its totient is φ = 53526528000.

The previous prime is 222201011993. The next prime is 222201012013. The reversal of 222201012000 is 210102222.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 288947616 + ... + 288948384.

It is an arithmetic number, because the mean of its divisors is an integer number (1397896500).

Almost surely, 2^222201012000 is an apocalyptic number.

222201012000 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 222201012000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402594192000).

222201012000 is an abundant number, since it is smaller than the sum of its proper divisors (582987372000).

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

222201012000 is a wasteful number, since it uses less digits than its factorization.

222201012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018 (or 989 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 222201012000 its reverse (210102222), we get a palindrome (222411114222).

The spelling of 222201012000 in words is "two hundred twenty-two billion, two hundred one million, twelve thousand".