101440340142 has 16 divisors (see below), whose sum is σ = 203008861440. Its totient is φ = 33792083192.

The previous prime is 101440340137. The next prime is 101440340153. The reversal of 101440340142 is 241043044101.

101440340142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 5330592 + ... + 5349587.

It is an arithmetic number, because the mean of its divisors is an integer number (12688053840).

Almost surely, 2^101440340142 is an apocalyptic number.

101440340142 is an abundant number, since it is smaller than the sum of its proper divisors (101568521298).

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

101440340142 is a wasteful number, since it uses less digits than its factorization.

101440340142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10681767.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 101440340142 its reverse (241043044101), we get a palindrome (342483384243).

The spelling of 101440340142 in words is "one hundred one billion, four hundred forty million, three hundred forty thousand, one hundred forty-two".