1024201121 has 2 divisors, whose sum is σ = 1024201122. Its totient is φ = 1024201120.

The previous prime is 1024201081. The next prime is 1024201127. The reversal of 1024201121 is 1211024201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 555262096 + 468939025 = 23564^2 + 21655^2 .

It is an emirp because it is prime and its reverse (1211024201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1024201121 - 2¹⁸ = 1023938977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1024201096 and 1024201105.

It is not a weakly prime, because it can be changed into another prime (1024201127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512100560 + 512100561.

It is an arithmetic number, because the mean of its divisors is an integer number (512100561).

Almost surely, 2^1024201121 is an apocalyptic number.

It is an amenable number.

1024201121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1024201121 is an equidigital number, since it uses as much as digits as its factorization.

1024201121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1024201121 is about 32003.1423613370. The cubic root of 1024201121 is about 1008.0028242892.

Adding to 1024201121 its reverse (1211024201), we get a palindrome (2235225322).

The spelling of 1024201121 in words is "one billion, twenty-four million, two hundred one thousand, one hundred twenty-one".