1120203121302 has 24 divisors (see below), whose sum is σ = 2510800100640. Its totient is φ = 360525142320.

The previous prime is 1120203121283. The next prime is 1120203121319. The reversal of 1120203121302 is 2031213020211.

1120203121302 is a `hidden beast` number, since 11 + 20 + 20 + 312 + 1 + 302 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1072990974 + ... + 1072992017.

It is an arithmetic number, because the mean of its divisors is an integer number (104616670860).

Almost surely, 2^{1120203121302} is an apocalyptic number.

1120203121302 is an abundant number, since it is smaller than the sum of its proper divisors (1390596979338).

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

1120203121302 is a wasteful number, since it uses less digits than its factorization.

1120203121302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145983028 (or 2145983025 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1120203121302 its reverse (2031213020211), we get a palindrome (3151416141513).

The spelling of 1120203121302 in words is "one trillion, one hundred twenty billion, two hundred three million, one hundred twenty-one thousand, three hundred two".