101155105488 has 40 divisors (see below), whose sum is σ = 266247878688. Its totient is φ = 33082172032.

The previous prime is 101155105477. The next prime is 101155105517. The reversal of 101155105488 is 884501551101.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 19878570 + ... + 19883657.

Almost surely, 2^101155105488 is an apocalyptic number.

It is an amenable number.

101155105488 is an abundant number, since it is smaller than the sum of its proper divisors (165092773200).

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

101155105488 is a wasteful number, since it uses less digits than its factorization.

101155105488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39762291 (or 39762285 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 39.

Adding to 101155105488 its reverse (884501551101), we get a palindrome (985656656589).

The spelling of 101155105488 in words is "one hundred one billion, one hundred fifty-five million, one hundred five thousand, four hundred eighty-eight".