1033100121023 has 4 divisors (see below), whose sum is σ = 1033752744288. Its totient is φ = 1032447497760.

The previous prime is 1033100120971. The next prime is 1033100121049. The reversal of 1033100121023 is 3201210013301.

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

It is a cyclic number.

It is not a de Polignac number, because 1033100121023 - 2¹⁶ = 1033100055487 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1033100120992 and 1033100121010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1033100121083) 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, 326309258 + ... + 326312423.

It is an arithmetic number, because the mean of its divisors is an integer number (258438186072).

Almost surely, 2^{1033100121023} is an apocalyptic number.

1033100121023 is a deficient number, since it is larger than the sum of its proper divisors (652623265).

1033100121023 is an equidigital number, since it uses as much as digits as its factorization.

1033100121023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652623264.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1033100121023 its reverse (3201210013301), we get a palindrome (4234310134324).

The spelling of 1033100121023 in words is "one trillion, thirty-three billion, one hundred million, one hundred twenty-one thousand, twenty-three".