20221505366 has 8 divisors (see below), whose sum is σ = 30335264424. Its totient is φ = 10109750560.

The previous prime is 20221505357. The next prime is 20221505419. The reversal of 20221505366 is 66350512202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 475580 + ... + 516351.

It is an arithmetic number, because the mean of its divisors is an integer number (3791908053).

Almost surely, 2^20221505366 is an apocalyptic number.

20221505366 is a deficient number, since it is larger than the sum of its proper divisors (10113759058).

20221505366 is a wasteful number, since it uses less digits than its factorization.

20221505366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002126.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 20221505366 in words is "twenty billion, two hundred twenty-one million, five hundred five thousand, three hundred sixty-six".