21107653322 has 16 divisors (see below), whose sum is σ = 38313051840. Its totient is φ = 8514011328.

The previous prime is 21107653321. The next prime is 21107653327. The reversal of 21107653322 is 22335670112.

It is not an unprimeable number, because it can be changed into a prime (21107653321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44343572 + ... + 44344047.

It is an arithmetic number, because the mean of its divisors is an integer number (2394565740).

Almost surely, 2^21107653322 is an apocalyptic number.

21107653322 is a deficient number, since it is larger than the sum of its proper divisors (17205398518).

21107653322 is a wasteful number, since it uses less digits than its factorization.

21107653322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88687645.

The product of its (nonzero) digits is 15120, while the sum is 32.

The spelling of 21107653322 in words is "twenty-one billion, one hundred seven million, six hundred fifty-three thousand, three hundred twenty-two".