221433132010 has 8 divisors (see below), whose sum is σ = 398579637636. Its totient is φ = 88573252800.

The previous prime is 221433131993. The next prime is 221433132031. The reversal of 221433132010 is 10231334122.

It can be written as a sum of positive squares in 2 ways, for example, as 207288073521 + 14145058489 = 455289^2 + 118933^2 .

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

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, 11071656591 + ... + 11071656610.

Almost surely, 2^221433132010 is an apocalyptic number.

221433132010 is a deficient number, since it is larger than the sum of its proper divisors (177146505626).

221433132010 is a wasteful number, since it uses less digits than its factorization.

221433132010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22143313208.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 221433132010 its reverse (10231334122), we get a palindrome (231664466132).

The spelling of 221433132010 in words is "two hundred twenty-one billion, four hundred thirty-three million, one hundred thirty-two thousand, ten".