1120300210021 has 4 divisors (see below), whose sum is σ = 1120307348844. Its totient is φ = 1120293071200.

The previous prime is 1120300209947. The next prime is 1120300210061. The reversal of 1120300210021 is 1200120030211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 720654979396 + 399645230625 = 848914^2 + 632175^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120300210021 - 2¹⁹ = 1120299685733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120300209983 and 1120300210010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120300210061) 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, 3328600 + ... + 3649681.

It is an arithmetic number, because the mean of its divisors is an integer number (280076837211).

Almost surely, 2^{1120300210021} is an apocalyptic number.

It is an amenable number.

1120300210021 is a deficient number, since it is larger than the sum of its proper divisors (7138823).

1120300210021 is an equidigital number, since it uses as much as digits as its factorization.

1120300210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7138822.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1120300210021 its reverse (1200120030211), we get a palindrome (2320420240232).

The spelling of 1120300210021 in words is "one trillion, one hundred twenty billion, three hundred million, two hundred ten thousand, twenty-one".