120001231131233 has 4 divisors (see below), whose sum is σ = 120026163866388. Its totient is φ = 119976298396080.

The previous prime is 120001231131209. The next prime is 120001231131241. The reversal of 120001231131233 is 332131132100021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 57986047130449 + 62015184000784 = 7614857^2 + 7874972^2 .

It is a cyclic number.

It is not a de Polignac number, because 120001231131233 - 2¹² = 120001231127137 is a prime.

It is a super-2 number, since 2×120001231131233² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120001231131199 and 120001231131208.

It is not an unprimeable number, because it can be changed into a prime (120001231133233) 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, 12466360358 + ... + 12466369983.

It is an arithmetic number, because the mean of its divisors is an integer number (30006540966597).

Almost surely, 2^{120001231131233} is an apocalyptic number.

It is an amenable number.

120001231131233 is a deficient number, since it is larger than the sum of its proper divisors (24932735155).

120001231131233 is an equidigital number, since it uses as much as digits as its factorization.

120001231131233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24932735154.

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

Adding to 120001231131233 its reverse (332131132100021), we get a palindrome (452132363231254).

The spelling of 120001231131233 in words is "one hundred twenty trillion, one billion, two hundred thirty-one million, one hundred thirty-one thousand, two hundred thirty-three".