2120030022021 has 8 divisors (see below), whose sum is σ = 2826718518624. Its totient is φ = 1413347436720.

The previous prime is 2120030022013. The next prime is 2120030022031. The reversal of 2120030022021 is 1202200300212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2120030022021 - 2³ = 2120030022013 is a prime.

It is a super-3 number, since 3×2120030022021³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120030022031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 559470 + ... + 2133791.

It is an arithmetic number, because the mean of its divisors is an integer number (353339814828).

Almost surely, 2^{2120030022021} is an apocalyptic number.

It is an amenable number.

2120030022021 is a deficient number, since it is larger than the sum of its proper divisors (706688496603).

2120030022021 is a wasteful number, since it uses less digits than its factorization.

2120030022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2955651.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 2120030022021 its reverse (1202200300212), we get a palindrome (3322230322233).

The spelling of 2120030022021 in words is "two trillion, one hundred twenty billion, thirty million, twenty-two thousand, twenty-one".