1213120213132 has 6 divisors (see below), whose sum is σ = 2122960372988. Its totient is φ = 606560106564.

The previous prime is 1213120213117. The next prime is 1213120213133. The reversal of 1213120213132 is 2313120213121.

It is not an unprimeable number, because it can be changed into a prime (1213120213133) 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 as a sum of consecutive naturals, namely, 151640026638 + ... + 151640026645.

Almost surely, 2^{1213120213132} is an apocalyptic number.

It is an amenable number.

1213120213132 is a deficient number, since it is larger than the sum of its proper divisors (909840159856).

1213120213132 is a wasteful number, since it uses less digits than its factorization.

1213120213132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303280053287 (or 303280053285 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1213120213132 its reverse (2313120213121), we get a palindrome (3526240426253).

The spelling of 1213120213132 in words is "one trillion, two hundred thirteen billion, one hundred twenty million, two hundred thirteen thousand, one hundred thirty-two".