9100221232 has 20 divisors (see below), whose sum is σ = 17633213416. Its totient is φ = 4549714560.

The previous prime is 9100221223. The next prime is 9100221293. The reversal of 9100221232 is 2321220019.

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, 274243 + ... + 305629.

Almost surely, 2^9100221232 is an apocalyptic number.

It is an amenable number.

9100221232 is a deficient number, since it is larger than the sum of its proper divisors (8532992184).

9100221232 is a wasteful number, since it uses less digits than its factorization.

9100221232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49516 (or 49510 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 9100221232 is about 95395.0797054020. The cubic root of 9100221232 is about 2087.7763971785.

The spelling of 9100221232 in words is "nine billion, one hundred million, two hundred twenty-one thousand, two hundred thirty-two".