1212120243032 has 16 divisors (see below), whose sum is σ = 2276205902640. Its totient is φ = 605132002336.

The previous prime is 1212120242899. The next prime is 1212120243121. The reversal of 1212120243032 is 2303420212121.

It is a junction number, because it is equal to n+sod(n) for n = 1212120242989 and 1212120243007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116009348 + ... + 116019795.

It is an arithmetic number, because the mean of its divisors is an integer number (142262868915).

Almost surely, 2^{1212120243032} is an apocalyptic number.

It is an amenable number.

1212120243032 is a deficient number, since it is larger than the sum of its proper divisors (1064085659608).

1212120243032 is a wasteful number, since it uses less digits than its factorization.

1212120243032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232029802 (or 232029798 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1212120243032 its reverse (2303420212121), we get a palindrome (3515540455153).

The spelling of 1212120243032 in words is "one trillion, two hundred twelve billion, one hundred twenty million, two hundred forty-three thousand, thirty-two".