1021232203133 has 4 divisors (see below), whose sum is σ = 1021234329408. Its totient is φ = 1021230076860.

The previous prime is 1021232203111. The next prime is 1021232203223. The reversal of 1021232203133 is 3313022321201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1021232203133 - 2¹² = 1021232199037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1021232203099 and 1021232203108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021232208133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36278 + ... + 1429608.

It is an arithmetic number, because the mean of its divisors is an integer number (255308582352).

Almost surely, 2^{1021232203133} is an apocalyptic number.

It is an amenable number.

1021232203133 is a deficient number, since it is larger than the sum of its proper divisors (2126275).

1021232203133 is an equidigital number, since it uses as much as digits as its factorization.

1021232203133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126274.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1021232203133 its reverse (3313022321201), we get a palindrome (4334254524334).

The spelling of 1021232203133 in words is "one trillion, twenty-one billion, two hundred thirty-two million, two hundred three thousand, one hundred thirty-three".