1212120321134 has 8 divisors (see below), whose sum is σ = 1824026722128. Its totient is φ = 604111413760.

The previous prime is 1212120321127. The next prime is 1212120321161. The reversal of 1212120321134 is 4311230212121.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 974372627 + ... + 974373870.

It is an arithmetic number, because the mean of its divisors is an integer number (228003340266).

Almost surely, 2^{1212120321134} is an apocalyptic number.

1212120321134 is a deficient number, since it is larger than the sum of its proper divisors (611906400994).

1212120321134 is a wasteful number, since it uses less digits than its factorization.

1212120321134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1948746810.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1212120321134 its reverse (4311230212121), we get a palindrome (5523350533255).

The spelling of 1212120321134 in words is "one trillion, two hundred twelve billion, one hundred twenty million, three hundred twenty-one thousand, one hundred thirty-four".