11021656308 has 96 divisors (see below), whose sum is σ = 29495321856. Its totient is φ = 3173210112.

The previous prime is 11021656301. The next prime is 11021656339. The reversal of 11021656308 is 80365612011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021656301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 446785 + ... + 470807.

It is an arithmetic number, because the mean of its divisors is an integer number (307242936).

Almost surely, 2^11021656308 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11021656308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14747660928).

11021656308 is an abundant number, since it is smaller than the sum of its proper divisors (18473665548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11021656308 is a wasteful number, since it uses less digits than its factorization.

11021656308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24233 (or 24231 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 11021656308 in words is "eleven billion, twenty-one million, six hundred fifty-six thousand, three hundred eight".