1033121213123 has 8 divisors (see below), whose sum is σ = 1033687649280. Its totient is φ = 1032554881800.

The previous prime is 1033121213119. The next prime is 1033121213143. The reversal of 1033121213123 is 3213121213301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1033121213123 - 2² = 1033121213119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1033121213143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26919398 + ... + 26957748.

It is an arithmetic number, because the mean of its divisors is an integer number (129210956160).

Almost surely, 2^{1033121213123} is an apocalyptic number.

1033121213123 is a deficient number, since it is larger than the sum of its proper divisors (566436157).

1033121213123 is a wasteful number, since it uses less digits than its factorization.

1033121213123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52417.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1033121213123 its reverse (3213121213301), we get a palindrome (4246242426424).

The spelling of 1033121213123 in words is "one trillion, thirty-three billion, one hundred twenty-one million, two hundred thirteen thousand, one hundred twenty-three".