1213120023002 has 16 divisors (see below), whose sum is σ = 1827837047232. Its totient is φ = 603843408000.

The previous prime is 1213120022971. The next prime is 1213120023007. The reversal of 1213120023002 is 2003200213121.

It is not an unprimeable number, because it can be changed into a prime (1213120023007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413483 + ... + 1611585.

It is an arithmetic number, because the mean of its divisors is an integer number (114239815452).

Almost surely, 2^{1213120023002} is an apocalyptic number.

1213120023002 is a deficient number, since it is larger than the sum of its proper divisors (614717024230).

1213120023002 is a wasteful number, since it uses less digits than its factorization.

1213120023002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200373.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1213120023002 its reverse (2003200213121), we get a palindrome (3216320236123).

The spelling of 1213120023002 in words is "one trillion, two hundred thirteen billion, one hundred twenty million, twenty-three thousand, two".