101138136 has 32 divisors (see below), whose sum is σ = 275832000. Its totient is φ = 30647840.

The previous prime is 101138123. The next prime is 101138143. The reversal of 101138136 is 631831101.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 191286 + ... + 191813.

It is an arithmetic number, because the mean of its divisors is an integer number (8619750).

Almost surely, 2^101138136 is an apocalyptic number.

It is an amenable number.

101138136 is an abundant number, since it is smaller than the sum of its proper divisors (174693864).

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

101138136 is a wasteful number, since it uses less digits than its factorization.

101138136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383119 (or 383115 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 101138136 is about 10056.7457957333. The cubic root of 101138136 is about 465.9131645133.

Adding to 101138136 its reverse (631831101), we get a palindrome (732969237).

The spelling of 101138136 in words is "one hundred one million, one hundred thirty-eight thousand, one hundred thirty-six".