221122000000002 has 8 divisors (see below), whose sum is σ = 442244000000016. Its totient is φ = 73707333333332.

The previous prime is 221121999999899. The next prime is 221122000000007. The reversal of 221122000000002 is 200000000221122.

It is a sphenic number, since it is the product of 3 distinct primes.

221122000000002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (221122000000007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18426833333328 + ... + 18426833333339.

It is an arithmetic number, because the mean of its divisors is an integer number (55280500000002).

Almost surely, 2^{221122000000002} is an apocalyptic number.

221122000000002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

221122000000002 is a wasteful number, since it uses less digits than its factorization.

221122000000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36853666666672.

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

Adding to 221122000000002 its reverse (200000000221122), we get a palindrome (421122000221124).

The spelling of 221122000000002 in words is "two hundred twenty-one trillion, one hundred twenty-two billion, two", and thus it is an aban number.