1120002021021 has 32 divisors (see below), whose sum is σ = 1624826609280. Its totient is φ = 682115616000.

The previous prime is 1120002020993. The next prime is 1120002021053. The reversal of 1120002021021 is 1201202000211.

It is not a de Polignac number, because 1120002021021 - 2⁹ = 1120002020509 is a prime.

It is a super-2 number, since 2×1120002021021² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1120002020988 and 1120002021006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120002026021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9319050 + ... + 9438468.

It is an arithmetic number, because the mean of its divisors is an integer number (50775831540).

Almost surely, 2^{1120002021021} is an apocalyptic number.

It is an amenable number.

1120002021021 is a deficient number, since it is larger than the sum of its proper divisors (504824588259).

1120002021021 is a wasteful number, since it uses less digits than its factorization.

1120002021021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121917.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1120002021021 its reverse (1201202000211), we get a palindrome (2321204021232).

The spelling of 1120002021021 in words is "one trillion, one hundred twenty billion, two million, twenty-one thousand, twenty-one".