20211121120201 has 8 divisors (see below), whose sum is σ = 22266797707008. Its totient is φ = 18191828190000.

The previous prime is 20211121120193. The next prime is 20211121120249. The reversal of 20211121120201 is 10202112111202.

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

It is a cyclic number.

It is not a de Polignac number, because 20211121120201 - 2³ = 20211121120193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20211122120201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9095912985 + ... + 9095915206.

It is an arithmetic number, because the mean of its divisors is an integer number (2783349713376).

Almost surely, 2^{20211121120201} is an apocalyptic number.

It is an amenable number.

20211121120201 is a deficient number, since it is larger than the sum of its proper divisors (2055676586807).

20211121120201 is a wasteful number, since it uses less digits than its factorization.

20211121120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18191828303.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 20211121120201 its reverse (10202112111202), we get a palindrome (30413233231403).

It can be divided in two parts, 202111 and 21120201, that added together give a palindrome (21322312).

The spelling of 20211121120201 in words is "twenty trillion, two hundred eleven billion, one hundred twenty-one million, one hundred twenty thousand, two hundred one".