221422005019140 has 192 divisors, whose sum is σ = 636036023589120. Its totient is φ = 57535158159360.

The previous prime is 221422005019121. The next prime is 221422005019141. The reversal of 221422005019140 is 41910500224122.

It is not an unprimeable number, because it can be changed into a prime (221422005019141) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2474580082 + ... + 2474669558.

It is an arithmetic number, because the mean of its divisors is an integer number (3312687622860).

Almost surely, 2^{221422005019140} is an apocalyptic number.

221422005019140 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 221422005019140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (318018011794560).

221422005019140 is an abundant number, since it is smaller than the sum of its proper divisors (414614018569980).

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

221422005019140 is a wasteful number, since it uses less digits than its factorization.

221422005019140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95862 (or 95860 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The spelling of 221422005019140 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, five million, nineteen thousand, one hundred forty".