20953699222 has 8 divisors (see below), whose sum is σ = 31437453672. Its totient is φ = 10474548000.

The previous prime is 20953699183. The next prime is 20953699241. The reversal of 20953699222 is 22299635902.

It is a happy number.

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

It is a super-2 number, since 2×20953699222² (a number of 21 digits) contains 22 as substring.

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, 1139404 + ... + 1157647.

It is an arithmetic number, because the mean of its divisors is an integer number (3929681709).

Almost surely, 2^20953699222 is an apocalyptic number.

20953699222 is a deficient number, since it is larger than the sum of its proper divisors (10483754450).

20953699222 is a wasteful number, since it uses less digits than its factorization.

20953699222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301614.

The product of its (nonzero) digits is 1049760, while the sum is 49.

The spelling of 20953699222 in words is "twenty billion, nine hundred fifty-three million, six hundred ninety-nine thousand, two hundred twenty-two".