20140143122 has 16 divisors (see below), whose sum is σ = 33515186400. Its totient is φ = 8999447040.

The previous prime is 20140143119. The next prime is 20140143137. The reversal of 20140143122 is 22134104102.

It is a junction number, because it is equal to n+sod(n) for n = 20140143094 and 20140143103.

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 7 ways as a sum of consecutive naturals, for example, 7756847 + ... + 7759442.

It is an arithmetic number, because the mean of its divisors is an integer number (2094699150).

Almost surely, 2^20140143122 is an apocalyptic number.

20140143122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20140143122 is a deficient number, since it is larger than the sum of its proper divisors (13375043278).

20140143122 is a wasteful number, since it uses less digits than its factorization.

20140143122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15516361.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 20140143122 its reverse (22134104102), we get a palindrome (42274247224).

The spelling of 20140143122 in words is "twenty billion, one hundred forty million, one hundred forty-three thousand, one hundred twenty-two".