1121401343422 has 16 divisors (see below), whose sum is σ = 1786303031760. Its totient is φ = 526489310592.

The previous prime is 1121401343383. The next prime is 1121401343459. The reversal of 1121401343422 is 2243431041211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130573413 + ... + 130582000.

It is an arithmetic number, because the mean of its divisors is an integer number (111643939485).

Almost surely, 2^{1121401343422} is an apocalyptic number.

1121401343422 is a deficient number, since it is larger than the sum of its proper divisors (664901688338).

1121401343422 is a wasteful number, since it uses less digits than its factorization.

1121401343422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261155547.

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

Adding to 1121401343422 its reverse (2243431041211), we get a palindrome (3364832384633).

The spelling of 1121401343422 in words is "one trillion, one hundred twenty-one billion, four hundred one million, three hundred forty-three thousand, four hundred twenty-two".