221112002322 has 48 divisors (see below), whose sum is σ = 482059573632. Its totient is φ = 73245202560.

The previous prime is 221112002281. The next prime is 221112002399. The reversal of 221112002322 is 223200211122.

221112002322 is a `hidden beast` number, since 221 + 1 + 120 + 0 + 2 + 322 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 221112002295 and 221112002304.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20919483 + ... + 20930049.

It is an arithmetic number, because the mean of its divisors is an integer number (10042907784).

Almost surely, 2^221112002322 is an apocalyptic number.

221112002322 is an abundant number, since it is smaller than the sum of its proper divisors (260947571310).

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

221112002322 is a wasteful number, since it uses less digits than its factorization.

221112002322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17703 (or 17700 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 221112002322 its reverse (223200211122), we get a palindrome (444312213444).

The spelling of 221112002322 in words is "two hundred twenty-one billion, one hundred twelve million, two thousand, three hundred twenty-two".