101440343042 has 8 divisors (see below), whose sum is σ = 152752579596. Its totient is φ = 50522816512.

The previous prime is 101440343009. The next prime is 101440343107. The reversal of 101440343042 is 240343044101.

It can be written as a sum of positive squares in 2 ways, for example, as 101417408521 + 22934521 = 318461^2 + 4789^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98676863 + ... + 98677890.

Almost surely, 2^101440343042 is an apocalyptic number.

101440343042 is a deficient number, since it is larger than the sum of its proper divisors (51312236554).

101440343042 is a wasteful number, since it uses less digits than its factorization.

101440343042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197355012.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 101440343042 its reverse (240343044101), we get a palindrome (341783387143).

The spelling of 101440343042 in words is "one hundred one billion, four hundred forty million, three hundred forty-three thousand, forty-two".