140432220142 has 16 divisors (see below), whose sum is σ = 211226652000. Its totient is φ = 70023399840.

The previous prime is 140432220109. The next prime is 140432220191. The reversal of 140432220142 is 241022234041.

It is a super-2 number, since 2×140432220142² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 5861167 + ... + 5885077.

It is an arithmetic number, because the mean of its divisors is an integer number (13201665750).

Almost surely, 2^140432220142 is an apocalyptic number.

140432220142 is a deficient number, since it is larger than the sum of its proper divisors (70794431858).

140432220142 is a wasteful number, since it uses less digits than its factorization.

140432220142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31851.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 140432220142 its reverse (241022234041), we get a palindrome (381454454183).

The spelling of 140432220142 in words is "one hundred forty billion, four hundred thirty-two million, two hundred twenty thousand, one hundred forty-two".