1120202122128 has 20 divisors (see below), whose sum is σ = 2893855482288. Its totient is φ = 373400707360.

The previous prime is 1120202122121. The next prime is 1120202122129. The reversal of 1120202122128 is 8212212020211.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1120202122098 and 1120202122107.

It is not an unprimeable number, because it can be changed into a prime (1120202122121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11668772058 + ... + 11668772153.

Almost surely, 2^{1120202122128} is an apocalyptic number.

It is an amenable number.

1120202122128 is an abundant number, since it is smaller than the sum of its proper divisors (1773653360160).

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

1120202122128 is a wasteful number, since it uses less digits than its factorization.

1120202122128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23337544222 (or 23337544216 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

Adding to 1120202122128 its reverse (8212212020211), we get a palindrome (9332414142339).

The spelling of 1120202122128 in words is "one trillion, one hundred twenty billion, two hundred two million, one hundred twenty-two thousand, one hundred twenty-eight".