140234220011442 has 32 divisors (see below), whose sum is σ = 280973145892032. Its totient is φ = 46660626225344.

The previous prime is 140234220011383. The next prime is 140234220011447. The reversal of 140234220011442 is 244110022432041.

140234220011442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140234220011442² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140234220011447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151809628 + ... + 152730584.

It is an arithmetic number, because the mean of its divisors is an integer number (8780410809126).

Almost surely, 2^{140234220011442} is an apocalyptic number.

140234220011442 is an abundant number, since it is smaller than the sum of its proper divisors (140738925880590).

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

140234220011442 is a wasteful number, since it uses less digits than its factorization.

140234220011442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966602.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 140234220011442 its reverse (244110022432041), we get a palindrome (384344242443483).

The spelling of 140234220011442 in words is "one hundred forty trillion, two hundred thirty-four billion, two hundred twenty million, eleven thousand, four hundred forty-two".