20230011021021 has 16 divisors (see below), whose sum is σ = 28411640855040. Its totient is φ = 12768459747120.

The previous prime is 20230011021019. The next prime is 20230011021043. The reversal of 20230011021021 is 12012011003202.

It is not a de Polignac number, because 20230011021021 - 2¹ = 20230011021019 is a prime.

It is a super-2 number, since 2×20230011021021² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20230011021001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116430745 + ... + 116604366.

It is an arithmetic number, because the mean of its divisors is an integer number (1775727553440).

Almost surely, 2^{20230011021021} is an apocalyptic number.

It is an amenable number.

20230011021021 is a deficient number, since it is larger than the sum of its proper divisors (8181629834019).

20230011021021 is a wasteful number, since it uses less digits than its factorization.

20230011021021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233036656.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20230011021021 its reverse (12012011003202), we get a palindrome (32242022024223).

The spelling of 20230011021021 in words is "twenty trillion, two hundred thirty billion, eleven million, twenty-one thousand, twenty-one".