20001201101122 has 8 divisors (see below), whose sum is σ = 30699517969296. Its totient is φ = 9768028444692.

The previous prime is 20001201101113. The next prime is 20001201101177. The reversal of 20001201101122 is 22110110210002.

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

It is an unprimeable number.

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, 116286052828 + ... + 116286052999.

It is an arithmetic number, because the mean of its divisors is an integer number (3837439746162).

Almost surely, 2^{20001201101122} is an apocalyptic number.

20001201101122 is a deficient number, since it is larger than the sum of its proper divisors (10698316868174).

20001201101122 is a wasteful number, since it uses less digits than its factorization.

20001201101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232572105872.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20001201101122 its reverse (22110110210002), we get a palindrome (42111311311124).

The spelling of 20001201101122 in words is "twenty trillion, one billion, two hundred one million, one hundred one thousand, one hundred twenty-two".