1241321121 has 24 divisors (see below), whose sum is σ = 1809812160. Its totient is φ = 819831456.

The previous prime is 1241321117. The next prime is 1241321161. The reversal of 1241321121 is 1211231421.

1241321121 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1241321121 - 2² = 1241321117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1241321094 and 1241321103.

It is not an unprimeable number, because it can be changed into a prime (1241321101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 525475 + ... + 527831.

It is an arithmetic number, because the mean of its divisors is an integer number (75408840).

Almost surely, 2^1241321121 is an apocalyptic number.

It is an amenable number.

1241321121 is a deficient number, since it is larger than the sum of its proper divisors (568491039).

1241321121 is a wasteful number, since it uses less digits than its factorization.

1241321121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2885 (or 2882 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 1241321121 is about 35232.3873871755. The cubic root of 1241321121 is about 1074.7184756941.

Adding to 1241321121 its reverse (1211231421), we get a palindrome (2452552542).

The spelling of 1241321121 in words is "one billion, two hundred forty-one million, three hundred twenty-one thousand, one hundred twenty-one".