22201140140 has 48 divisors (see below), whose sum is σ = 51963055200. Its totient is φ = 7918175232.

The previous prime is 22201140139. The next prime is 22201140193. The reversal of 22201140140 is 4104110222.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1711895 + ... + 1724814.

It is an arithmetic number, because the mean of its divisors is an integer number (1082563650).

Almost surely, 2^22201140140 is an apocalyptic number.

22201140140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22201140140 is an abundant number, since it is smaller than the sum of its proper divisors (29761915060).

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

22201140140 is a wasteful number, since it uses less digits than its factorization.

22201140140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3436754 (or 3436752 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22201140140 its reverse (4104110222), we get a palindrome (26305250362).

The spelling of 22201140140 in words is "twenty-two billion, two hundred one million, one hundred forty thousand, one hundred forty".