2201220222000 has 160 divisors (see below), whose sum is σ = 7099658402304. Its totient is φ = 586750176000.

The previous prime is 2201220221953. The next prime is 2201220222013. The reversal of 2201220222000 is 2220221022.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14727645 + ... + 14876355.

Almost surely, 2^{2201220222000} is an apocalyptic number.

2201220222000 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 2201220222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3549829201152).

2201220222000 is an abundant number, since it is smaller than the sum of its proper divisors (4898438180304).

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

2201220222000 is a wasteful number, since it uses less digits than its factorization.

2201220222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151204 (or 151188 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 2201220222000 its reverse (2220221022), we get a palindrome (2203440443022).

The spelling of 2201220222000 in words is "two trillion, two hundred one billion, two hundred twenty million, two hundred twenty-two thousand".