20022332140 has 48 divisors (see below), whose sum is σ = 44263412928. Its totient is φ = 7592904704.

The previous prime is 20022332129. The next prime is 20022332153. The reversal of 20022332140 is 4123322002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140617 + ... + 244576.

It is an arithmetic number, because the mean of its divisors is an integer number (922154436).

Almost surely, 2^20022332140 is an apocalyptic number.

20022332140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20022332140 is an abundant number, since it is smaller than the sum of its proper divisors (24241080788).

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

20022332140 is a wasteful number, since it uses less digits than its factorization.

20022332140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385338 (or 385336 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20022332140 its reverse (4123322002), we get a palindrome (24145654142).

The spelling of 20022332140 in words is "twenty billion, twenty-two million, three hundred thirty-two thousand, one hundred forty".