221044210012132 has 48 divisors (see below), whose sum is σ = 420387072602112. Its totient is φ = 101091187491840.

The previous prime is 221044210012111. The next prime is 221044210012139. The reversal of 221044210012132 is 231210012440122.

It is a junction number, because it is equal to n+sod(n) for n = 221044210012097 and 221044210012106.

It is not an unprimeable number, because it can be changed into a prime (221044210012139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19523428 + ... + 28692379.

It is an arithmetic number, because the mean of its divisors is an integer number (8758064012544).

Almost surely, 2^{221044210012132} is an apocalyptic number.

It is an amenable number.

221044210012132 is a deficient number, since it is larger than the sum of its proper divisors (199342862589980).

221044210012132 is a wasteful number, since it uses less digits than its factorization.

221044210012132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48216628 (or 48216626 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 221044210012132 its reverse (231210012440122), we get a palindrome (452254222452254).

The spelling of 221044210012132 in words is "two hundred twenty-one trillion, forty-four billion, two hundred ten million, twelve thousand, one hundred thirty-two".