10091209228 has 12 divisors (see below), whose sum is σ = 18268568640. Its totient is φ = 4871618192.

The previous prime is 10091209223. The next prime is 10091209237. The reversal of 10091209228 is 82290219001.

It is a junction number, because it is equal to n+sod(n) for n = 10091209193 and 10091209202.

It is not an unprimeable number, because it can be changed into a prime (10091209223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43496476 + ... + 43496707.

It is an arithmetic number, because the mean of its divisors is an integer number (1522380720).

Almost surely, 2^10091209228 is an apocalyptic number.

It is an amenable number.

10091209228 is a deficient number, since it is larger than the sum of its proper divisors (8177359412).

10091209228 is a wasteful number, since it uses less digits than its factorization.

10091209228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86993216 (or 86993214 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 34.

The spelling of 10091209228 in words is "ten billion, ninety-one million, two hundred nine thousand, two hundred twenty-eight".