1331121040422 has 8 divisors (see below), whose sum is σ = 2662242080856. Its totient is φ = 443707013472.

The previous prime is 1331121040409. The next prime is 1331121040471. The reversal of 1331121040422 is 2240401211331.

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

1331121040422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1331121040392 and 1331121040401.

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, 110926753363 + ... + 110926753374.

It is an arithmetic number, because the mean of its divisors is an integer number (332780260107).

Almost surely, 2^{1331121040422} is an apocalyptic number.

1331121040422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1331121040422 is a wasteful number, since it uses less digits than its factorization.

1331121040422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221853506742.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1331121040422 its reverse (2240401211331), we get a palindrome (3571522251753).

The spelling of 1331121040422 in words is "one trillion, three hundred thirty-one billion, one hundred twenty-one million, forty thousand, four hundred twenty-two".