101731301242 has 24 divisors (see below), whose sum is σ = 162529967124. Its totient is φ = 47736072384.

The previous prime is 101731301183. The next prime is 101731301257. The reversal of 101731301242 is 242103137101.

It can be written as a sum of positive squares in 2 ways, for example, as 98752434001 + 2978867241 = 314249^2 + 54579^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 851043 + ... + 963190.

Almost surely, 2^101731301242 is an apocalyptic number.

101731301242 is a deficient number, since it is larger than the sum of its proper divisors (60798665882).

101731301242 is a wasteful number, since it uses less digits than its factorization.

101731301242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1814334 (or 1814311 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 101731301242 its reverse (242103137101), we get a palindrome (343834438343).

The spelling of 101731301242 in words is "one hundred one billion, seven hundred thirty-one million, three hundred one thousand, two hundred forty-two".