101235240136 has 16 divisors (see below), whose sum is σ = 190422521100. Its totient is φ = 50455901184.

The previous prime is 101235240109. The next prime is 101235240143. The reversal of 101235240136 is 631042532101.

It can be written as a sum of positive squares in 2 ways, for example, as 87553259236 + 13681980900 = 295894^2 + 116970^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20212201 + ... + 20217208.

Almost surely, 2^101235240136 is an apocalyptic number.

It is an amenable number.

101235240136 is a deficient number, since it is larger than the sum of its proper divisors (89187280964).

101235240136 is a wasteful number, since it uses less digits than its factorization.

101235240136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40429728 (or 40429724 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 101235240136 its reverse (631042532101), we get a palindrome (732277772237).

The spelling of 101235240136 in words is "one hundred one billion, two hundred thirty-five million, two hundred forty thousand, one hundred thirty-six".