221013101332 has 6 divisors (see below), whose sum is σ = 386772927338. Its totient is φ = 110506550664.

The previous prime is 221013101299. The next prime is 221013101369. The reversal of 221013101332 is 233101310122.

It can be written as a sum of positive squares in only one way, i.e., 173285708176 + 47727393156 = 416276^2 + 218466^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27626637663 + ... + 27626637670.

Almost surely, 2^221013101332 is an apocalyptic number.

It is an amenable number.

221013101332 is a deficient number, since it is larger than the sum of its proper divisors (165759826006).

221013101332 is a wasteful number, since it uses less digits than its factorization.

221013101332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55253275337 (or 55253275335 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 221013101332 its reverse (233101310122), we get a palindrome (454114411454).

The spelling of 221013101332 in words is "two hundred twenty-one billion, thirteen million, one hundred one thousand, three hundred thirty-two".