101533231500 has 48 divisors (see below), whose sum is σ = 295664774496. Its totient is φ = 27075528000.

The previous prime is 101533231469. The next prime is 101533231507. The reversal of 101533231500 is 5132335101.

It is not an unprimeable number, because it can be changed into a prime (101533231507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33842911 + ... + 33845910.

It is an arithmetic number, because the mean of its divisors is an integer number (6159682802).

Almost surely, 2^101533231500 is an apocalyptic number.

101533231500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101533231500 is an abundant number, since it is smaller than the sum of its proper divisors (194131542996).

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

101533231500 is a wasteful number, since it uses less digits than its factorization.

101533231500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67688843 (or 67688831 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 24.

Adding to 101533231500 its reverse (5132335101), we get a palindrome (106665566601).

The spelling of 101533231500 in words is "one hundred one billion, five hundred thirty-three million, two hundred thirty-one thousand, five hundred".