1211431422322 has 8 divisors (see below), whose sum is σ = 1982342327472. Its totient is φ = 550650646500.

The previous prime is 1211431422277. The next prime is 1211431422347. The reversal of 1211431422322 is 2232241341121.

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

It is a super-3 number, since 3×1211431422322³ (a number of 37 digits) contains 333 as substring.

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, 27532532304 + ... + 27532532347.

It is an arithmetic number, because the mean of its divisors is an integer number (247792790934).

Almost surely, 2^{1211431422322} is an apocalyptic number.

1211431422322 is a deficient number, since it is larger than the sum of its proper divisors (770910905150).

1211431422322 is a wasteful number, since it uses less digits than its factorization.

1211431422322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55065064664.

The product of its digits is 4608, while the sum is 28.

Adding to 1211431422322 its reverse (2232241341121), we get a palindrome (3443672763443).

The spelling of 1211431422322 in words is "one trillion, two hundred eleven billion, four hundred thirty-one million, four hundred twenty-two thousand, three hundred twenty-two".