1120142221422 has 48 divisors (see below), whose sum is σ = 2676483546240. Its totient is φ = 306125818416.

The previous prime is 1120142221391. The next prime is 1120142221423. The reversal of 1120142221422 is 2241222410211.

It is a junction number, because it is equal to n+sod(n) for n = 1120142221392 and 1120142221401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120142221423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25185772 + ... + 25230207.

It is an arithmetic number, because the mean of its divisors is an integer number (55760073880).

Almost surely, 2^{1120142221422} is an apocalyptic number.

1120142221422 is an abundant number, since it is smaller than the sum of its proper divisors (1556341324818).

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

1120142221422 is a wasteful number, since it uses less digits than its factorization.

1120142221422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50416037 (or 50416014 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1120142221422 its reverse (2241222410211), we get a palindrome (3361364631633).

The spelling of 1120142221422 in words is "one trillion, one hundred twenty billion, one hundred forty-two million, two hundred twenty-one thousand, four hundred twenty-two".