20211201122 has 8 divisors (see below), whose sum is σ = 34647773376. Its totient is φ = 8661943332.

The previous prime is 20211201103. The next prime is 20211201163. The reversal of 20211201122 is 22110211202.

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

It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 1443657223 = 20211201122 / (2 + 0 + 2 + 1 + 1 + 2 + 0 + 1 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 20211201097 and 20211201106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 721828598 + ... + 721828625.

It is an arithmetic number, because the mean of its divisors is an integer number (4330971672).

Almost surely, 2^20211201122 is an apocalyptic number.

20211201122 is a deficient number, since it is larger than the sum of its proper divisors (14436572254).

20211201122 is a wasteful number, since it uses less digits than its factorization.

20211201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443657232.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20211201122 its reverse (22110211202), we get a palindrome (42321412324).

The spelling of 20211201122 in words is "twenty billion, two hundred eleven million, two hundred one thousand, one hundred twenty-two".