1211230423322 has 8 divisors (see below), whose sum is σ = 1824643256436. Its totient is φ = 603016004512.

The previous prime is 1211230423321. The next prime is 1211230423343. The reversal of 1211230423322 is 2233240321121.

It can be written as a sum of positive squares in 2 ways, for example, as 946477982641 + 264752440681 = 972871^2 + 514541^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1211230423291 and 1211230423300.

It is not an unprimeable number, because it can be changed into a prime (1211230423321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1299602993 + ... + 1299603924.

Almost surely, 2^{1211230423322} is an apocalyptic number.

1211230423322 is a deficient number, since it is larger than the sum of its proper divisors (613412833114).

1211230423322 is a wasteful number, since it uses less digits than its factorization.

1211230423322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2599207152.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1211230423322 its reverse (2233240321121), we get a palindrome (3444470744443).

The spelling of 1211230423322 in words is "one trillion, two hundred eleven billion, two hundred thirty million, four hundred twenty-three thousand, three hundred twenty-two".