1030201123211 has 4 divisors (see below), whose sum is σ = 1109447363472. Its totient is φ = 950954882952.

The previous prime is 1030201123181. The next prime is 1030201123261. The reversal of 1030201123211 is 1123211020301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1030201123211 is a prime.

It is a super-2 number, since 2×1030201123211² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1030201123211.

It is not an unprimeable number, because it can be changed into a prime (1030201123261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39623120111 + ... + 39623120136.

It is an arithmetic number, because the mean of its divisors is an integer number (277361840868).

Almost surely, 2^{1030201123211} is an apocalyptic number.

1030201123211 is a deficient number, since it is larger than the sum of its proper divisors (79246240261).

1030201123211 is an equidigital number, since it uses as much as digits as its factorization.

1030201123211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79246240260.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1030201123211 its reverse (1123211020301), we get a palindrome (2153412143512).

The spelling of 1030201123211 in words is "one trillion, thirty billion, two hundred one million, one hundred twenty-three thousand, two hundred eleven".