20221102130331 has 4 divisors (see below), whose sum is σ = 26961469507112. Its totient is φ = 13480734753552.

The previous prime is 20221102130329. The next prime is 20221102130371. The reversal of 20221102130331 is 13303120112202.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20221102130331 - 2¹ = 20221102130329 is a prime.

It is a super-2 number, since 2×20221102130331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20221102130298 and 20221102130307.

It is not an unprimeable number, because it can be changed into a prime (20221102130321) 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, 3370183688386 + ... + 3370183688391.

It is an arithmetic number, because the mean of its divisors is an integer number (6740367376778).

Almost surely, 2^{20221102130331} is an apocalyptic number.

20221102130331 is a deficient number, since it is larger than the sum of its proper divisors (6740367376781).

20221102130331 is an equidigital number, since it uses as much as digits as its factorization.

20221102130331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6740367376780.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20221102130331 its reverse (13303120112202), we get a palindrome (33524222242533).

The spelling of 20221102130331 in words is "twenty trillion, two hundred twenty-one billion, one hundred two million, one hundred thirty thousand, three hundred thirty-one".