1211002323422 has 8 divisors (see below), whose sum is σ = 1816518284400. Its totient is φ = 605496228624.

The previous prime is 1211002323397. The next prime is 1211002323497. The reversal of 1211002323422 is 2243232001121.

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, 2151647 + ... + 2655482.

It is an arithmetic number, because the mean of its divisors is an integer number (227064785550).

Almost surely, 2^{1211002323422} is an apocalyptic number.

1211002323422 is a deficient number, since it is larger than the sum of its proper divisors (605515960978).

1211002323422 is a wasteful number, since it uses less digits than its factorization.

1211002323422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4933090.

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

Adding to 1211002323422 its reverse (2243232001121), we get a palindrome (3454234324543).

The spelling of 1211002323422 in words is "one trillion, two hundred eleven billion, two million, three hundred twenty-three thousand, four hundred twenty-two".