101132212340 has 24 divisors (see below), whose sum is σ = 212402017800. Its totient is φ = 40448242688.

The previous prime is 101132212327. The next prime is 101132212397. The reversal of 101132212340 is 43212231101.

It can be written as a sum of positive squares in 4 ways, for example, as 5820469264 + 95311743076 = 76292^2 + 308726^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 108737 + ... + 462696.

It is an arithmetic number, because the mean of its divisors is an integer number (8850084075).

Almost surely, 2^101132212340 is an apocalyptic number.

101132212340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101132212340 is an abundant number, since it is smaller than the sum of its proper divisors (111269805460).

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

101132212340 is a wasteful number, since it uses less digits than its factorization.

101132212340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580291 (or 580289 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 101132212340 its reverse (43212231101), we get a palindrome (144344443441).

The spelling of 101132212340 in words is "one hundred one billion, one hundred thirty-two million, two hundred twelve thousand, three hundred forty".