1120000010021 has 4 divisors (see below), whose sum is σ = 1120011187200. Its totient is φ = 1119988832844.

The previous prime is 1120000009987. The next prime is 1120000010039. The reversal of 1120000010021 is 1200100000211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1120000010021 - 2¹⁰ = 1120000008997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120000009990 and 1120000010008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120000010081) 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, 5436911 + ... + 5639148.

It is an arithmetic number, because the mean of its divisors is an integer number (280002796800).

Almost surely, 2^{1120000010021} is an apocalyptic number.

It is an amenable number.

1120000010021 is a deficient number, since it is larger than the sum of its proper divisors (11177179).

1120000010021 is a wasteful number, since it uses less digits than its factorization.

1120000010021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11177178.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1120000010021 its reverse (1200100000211), we get a palindrome (2320100010232).

The spelling of 1120000010021 in words is "one trillion, one hundred twenty billion, ten thousand, twenty-one".