20221203121011 has 24 divisors (see below), whose sum is σ = 29349967714496. Its totient is φ = 13415621345280.

The previous prime is 20221203120941. The next prime is 20221203121081. The reversal of 20221203121011 is 11012130212202.

20221203121011 is a `hidden beast` number, since 20 + 221 + 203 + 1 + 210 + 11 = 666.

It is an interprime number because it is at equal distance from previous prime (20221203120941) and next prime (20221203121081).

It is not a de Polignac number, because 20221203121011 - 2⁷ = 20221203120883 is a prime.

It is a super-2 number, since 2×20221203121011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20221203121081) 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 23 ways as a sum of consecutive naturals, for example, 4950670 + ... + 8059251.

Almost surely, 2^{20221203121011} is an apocalyptic number.

20221203121011 is a deficient number, since it is larger than the sum of its proper divisors (9128764593485).

20221203121011 is a wasteful number, since it uses less digits than its factorization.

20221203121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13010763 (or 13010760 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 20221203121011 its reverse (11012130212202), we get a palindrome (31233333333213).

The spelling of 20221203121011 in words is "twenty trillion, two hundred twenty-one billion, two hundred three million, one hundred twenty-one thousand, eleven".