101251242132 has 24 divisors (see below), whose sum is σ = 240257186400. Its totient is φ = 33178372896.

The previous prime is 101251242119. The next prime is 101251242133. The reversal of 101251242132 is 231242152101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101251242133) by changing a digit.

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, 71504407 + ... + 71505822.

It is an arithmetic number, because the mean of its divisors is an integer number (10010716100).

Almost surely, 2^101251242132 is an apocalyptic number.

101251242132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101251242132 is an abundant number, since it is smaller than the sum of its proper divisors (139005944268).

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

101251242132 is a wasteful number, since it uses less digits than its factorization.

101251242132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143010295 (or 143010293 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 101251242132 its reverse (231242152101), we get a palindrome (332493394233).

The spelling of 101251242132 in words is "one hundred one billion, two hundred fifty-one million, two hundred forty-two thousand, one hundred thirty-two".