22320155152 has 40 divisors (see below), whose sum is σ = 45573819200. Its totient is φ = 10560523392.

The previous prime is 22320155129. The next prime is 22320155173. The reversal of 22320155152 is 25155102322.

It is a super-3 number, since 3×22320155152³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22320155152.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224749 + ... + 308467.

It is an arithmetic number, because the mean of its divisors is an integer number (1139345480).

Almost surely, 2^22320155152 is an apocalyptic number.

It is an amenable number.

22320155152 is an abundant number, since it is smaller than the sum of its proper divisors (23253664048).

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

22320155152 is a wasteful number, since it uses less digits than its factorization.

22320155152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84623 (or 84617 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 22320155152 its reverse (25155102322), we get a palindrome (47475257474).

The spelling of 22320155152 in words is "twenty-two billion, three hundred twenty million, one hundred fifty-five thousand, one hundred fifty-two".