1001124124 has 48 divisors (see below), whose sum is σ = 2352301056. Its totient is φ = 360043200.

The previous prime is 1001124121. The next prime is 1001124143. The reversal of 1001124124 is 4214211001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1001124098 and 1001124107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001124121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121012 + ... + 129019.

It is an arithmetic number, because the mean of its divisors is an integer number (49006272).

Almost surely, 2^1001124124 is an apocalyptic number.

1001124124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1001124124 is an abundant number, since it is smaller than the sum of its proper divisors (1351176932).

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

1001124124 is a wasteful number, since it uses less digits than its factorization.

1001124124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250066 (or 250064 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1001124124 is about 31640.5455705176. The cubic root of 1001124124 is about 1000.3745676815.

Adding to 1001124124 its reverse (4214211001), we get a palindrome (5215335125).

The spelling of 1001124124 in words is "one billion, one million, one hundred twenty-four thousand, one hundred twenty-four".