221120022112202 has 8 divisors (see below), whose sum is σ = 337117410761412. Its totient is φ = 108747551858400.

The previous prime is 221120022112169. The next prime is 221120022112243. The reversal of 221120022112202 is 202211220021122.

It can be written as a sum of positive squares in 2 ways, for example, as 221114491066561 + 5531045641 = 14869919^2 + 74371^2 .

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

It is a super-3 number, since 3×221120022112202³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 906229598699 + ... + 906229598942.

Almost surely, 2^{221120022112202} is an apocalyptic number.

221120022112202 is a deficient number, since it is larger than the sum of its proper divisors (115997388649210).

221120022112202 is a wasteful number, since it uses less digits than its factorization.

221120022112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812459197704.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 221120022112202 its reverse (202211220021122), we get a palindrome (423331242133324).

The spelling of 221120022112202 in words is "two hundred twenty-one trillion, one hundred twenty billion, twenty-two million, one hundred twelve thousand, two hundred two".