1201023412323 has 32 divisors (see below), whose sum is σ = 1939084448256. Its totient is φ = 645495633408.

The previous prime is 1201023412291. The next prime is 1201023412343. The reversal of 1201023412323 is 3232143201021.

It is not a de Polignac number, because 1201023412323 - 2⁵ = 1201023412291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1201023412293 and 1201023412302.

It is not an unprimeable number, because it can be changed into a prime (1201023412343) 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 31 ways as a sum of consecutive naturals, for example, 593661 + ... + 1659662.

It is an arithmetic number, because the mean of its divisors is an integer number (60596389008).

Almost surely, 2^{1201023412323} is an apocalyptic number.

1201023412323 is a deficient number, since it is larger than the sum of its proper divisors (738061035933).

1201023412323 is a wasteful number, since it uses less digits than its factorization.

1201023412323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2254843.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1201023412323 its reverse (3232143201021), we get a palindrome (4433166613344).

The spelling of 1201023412323 in words is "one trillion, two hundred one billion, twenty-three million, four hundred twelve thousand, three hundred twenty-three".