22221560370 has 32 divisors (see below), whose sum is σ = 56468907648. Its totient is φ = 5577175808.

The previous prime is 22221560359. The next prime is 22221560407. The reversal of 22221560370 is 7306512222.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21785334 + ... + 21786353.

It is an arithmetic number, because the mean of its divisors is an integer number (1764653364).

Almost surely, 2^22221560370 is an apocalyptic number.

22221560370 is an abundant number, since it is smaller than the sum of its proper divisors (34247347278).

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

22221560370 is a wasteful number, since it uses less digits than its factorization.

22221560370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43571714.

The product of its (nonzero) digits is 10080, while the sum is 30.

The spelling of 22221560370 in words is "twenty-two billion, two hundred twenty-one million, five hundred sixty thousand, three hundred seventy".