140305223222142 has 32 divisors (see below), whose sum is σ = 306121194255744. Its totient is φ = 42516636084000.

The previous prime is 140305223222137. The next prime is 140305223222149. The reversal of 140305223222142 is 241222322503041.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140305223222149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29444473 + ... + 33876059.

It is an arithmetic number, because the mean of its divisors is an integer number (9566287320492).

Almost surely, 2^{140305223222142} is an apocalyptic number.

140305223222142 is an abundant number, since it is smaller than the sum of its proper divisors (165815971033602).

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

140305223222142 is a wasteful number, since it uses less digits than its factorization.

140305223222142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4911304.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 140305223222142 its reverse (241222322503041), we get a palindrome (381527545725183).

The spelling of 140305223222142 in words is "one hundred forty trillion, three hundred five billion, two hundred twenty-three million, two hundred twenty-two thousand, one hundred forty-two".