1202141124 has 72 divisors (see below), whose sum is σ = 3133795392. Its totient is φ = 388365120.

The previous prime is 1202141123. The next prime is 1202141131. The reversal of 1202141124 is 4211412021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1202141097 and 1202141106.

It is not an unprimeable number, because it can be changed into a prime (1202141123) 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 23 ways as a sum of consecutive naturals, for example, 154569 + ... + 162159.

It is an arithmetic number, because the mean of its divisors is an integer number (43524936).

Almost surely, 2^1202141124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1202141124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1566897696).

1202141124 is an abundant number, since it is smaller than the sum of its proper divisors (1931654268).

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

1202141124 is a wasteful number, since it uses less digits than its factorization.

1202141124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7737 (or 7732 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1202141124 is about 34671.9068411300. The cubic root of 1202141124 is about 1063.2902169231.

Adding to 1202141124 its reverse (4211412021), we get a palindrome (5413553145).

The spelling of 1202141124 in words is "one billion, two hundred two million, one hundred forty-one thousand, one hundred twenty-four".