1030243421121 has 16 divisors (see below), whose sum is σ = 1404797948736. Its totient is φ = 671425445376.

The previous prime is 1030243421087. The next prime is 1030243421257. The reversal of 1030243421121 is 1211243420301.

It is not a de Polignac number, because 1030243421121 - 2¹³ = 1030243412929 is a prime.

It is a super-2 number, since 2×1030243421121² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1030243421091 and 1030243421100.

It is not an unprimeable number, because it can be changed into a prime (1030243421021) 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, 20790775 + ... + 20840268.

It is an arithmetic number, because the mean of its divisors is an integer number (87799871796).

Almost surely, 2^{1030243421121} is an apocalyptic number.

It is an amenable number.

1030243421121 is a deficient number, since it is larger than the sum of its proper divisors (374554527615).

1030243421121 is a wasteful number, since it uses less digits than its factorization.

1030243421121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41631232.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1030243421121 its reverse (1211243420301), we get a palindrome (2241486841422).

The spelling of 1030243421121 in words is "one trillion, thirty billion, two hundred forty-three million, four hundred twenty-one thousand, one hundred twenty-one".