1212234422331 has 8 divisors (see below), whose sum is σ = 1616376922960. Its totient is φ = 808124101632.

The previous prime is 1212234422233. The next prime is 1212234422359. The reversal of 1212234422331 is 1332244322121.

It is a happy number.

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

It is not a de Polignac number, because 1212234422331 - 2⁹ = 1212234421819 is a prime.

It is a super-2 number, since 2×1212234422331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1212234427331) 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, 7956946 + ... + 8107863.

It is an arithmetic number, because the mean of its divisors is an integer number (202047115370).

Almost surely, 2^{1212234422331} is an apocalyptic number.

1212234422331 is a deficient number, since it is larger than the sum of its proper divisors (404142500629).

1212234422331 is a wasteful number, since it uses less digits than its factorization.

1212234422331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16089965.

The product of its digits is 13824, while the sum is 30.

Adding to 1212234422331 its reverse (1332244322121), we get a palindrome (2544478744452).

The spelling of 1212234422331 in words is "one trillion, two hundred twelve billion, two hundred thirty-four million, four hundred twenty-two thousand, three hundred thirty-one".