1030201233121 has 2 divisors, whose sum is σ = 1030201233122. Its totient is φ = 1030201233120.

The previous prime is 1030201233119. The next prime is 1030201233211. The reversal of 1030201233121 is 1213321020301.

Together with next prime (1030201233211) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 987020393121 + 43180840000 = 993489^2 + 207800^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030201233121 - 2¹ = 1030201233119 is a prime.

It is a super-2 number, since 2×1030201233121² (a number of 25 digits) contains 22 as substring.

Together with 1030201233119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1030201233101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515100616560 + 515100616561.

It is an arithmetic number, because the mean of its divisors is an integer number (515100616561).

Almost surely, 2^{1030201233121} is an apocalyptic number.

It is an amenable number.

1030201233121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030201233121 is an equidigital number, since it uses as much as digits as its factorization.

1030201233121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1030201233121 its reverse (1213321020301), we get a palindrome (2243522253422).

The spelling of 1030201233121 in words is "one trillion, thirty billion, two hundred one million, two hundred thirty-three thousand, one hundred twenty-one".