20211132102122 has 8 divisors (see below), whose sum is σ = 32648751857316. Its totient is φ = 9328214816352.

The previous prime is 20211132102079. The next prime is 20211132102157. The reversal of 20211132102122 is 22120123111202.

It can be written as a sum of positive squares in 2 ways, for example, as 19594955771161 + 616176330961 = 4426619^2 + 784969^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20211132102094 and 20211132102103.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 388675617323 + ... + 388675617374.

Almost surely, 2^{20211132102122} is an apocalyptic number.

20211132102122 is a deficient number, since it is larger than the sum of its proper divisors (12437619755194).

20211132102122 is a wasteful number, since it uses less digits than its factorization.

20211132102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777351234712.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 20211132102122 its reverse (22120123111202), we get a palindrome (42331255213324).

The spelling of 20211132102122 in words is "twenty trillion, two hundred eleven billion, one hundred thirty-two million, one hundred two thousand, one hundred twenty-two".