101124312 has 32 divisors (see below), whose sum is σ = 253057200. Its totient is φ = 33675264.

The previous prime is 101124311. The next prime is 101124319. The reversal of 101124312 is 213421101.

It is a super-2 number, since 2×101124312² = 20452252954946688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101124291 and 101124300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101124311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47364 + ... + 49452.

Almost surely, 2^101124312 is an apocalyptic number.

101124312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101124312 is an abundant number, since it is smaller than the sum of its proper divisors (151932888).

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

101124312 is a wasteful number, since it uses less digits than its factorization.

101124312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115 (or 4111 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 101124312 is about 10056.0584723837. The cubic root of 101124312 is about 465.8919358673.

Adding to 101124312 its reverse (213421101), we get a palindrome (314545413).

The spelling of 101124312 in words is "one hundred one million, one hundred twenty-four thousand, three hundred twelve".