22210887394 has 8 divisors (see below), whose sum is σ = 33813589968. Its totient is φ = 10939690740.

The previous prime is 22210887323. The next prime is 22210887407. The reversal of 22210887394 is 49378801222.

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

It is a super-2 number, since 2×22210887394² (a number of 21 digits) contains 22 as substring.

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, 82876312 + ... + 82876579.

It is an arithmetic number, because the mean of its divisors is an integer number (4226698746).

Almost surely, 2^22210887394 is an apocalyptic number.

22210887394 is a deficient number, since it is larger than the sum of its proper divisors (11602702574).

22210887394 is a wasteful number, since it uses less digits than its factorization.

22210887394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165752960.

The product of its (nonzero) digits is 387072, while the sum is 46.

The spelling of 22210887394 in words is "twenty-two billion, two hundred ten million, eight hundred eighty-seven thousand, three hundred ninety-four".