20212200101121 has 8 divisors (see below), whose sum is σ = 30799543011264. Its totient is φ = 11549828629200.

The previous prime is 20212200101083. The next prime is 20212200101153. The reversal of 20212200101121 is 12110100221202.

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

It is not a de Polignac number, because 20212200101121 - 2⁷ = 20212200100993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20212200101121.

It is not an unprimeable number, because it can be changed into a prime (20212200101221) 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, 481242859530 + ... + 481242859571.

It is an arithmetic number, because the mean of its divisors is an integer number (3849942876408).

Almost surely, 2^{20212200101121} is an apocalyptic number.

20212200101121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20212200101121 is a deficient number, since it is larger than the sum of its proper divisors (10587342910143).

20212200101121 is an equidigital number, since it uses as much as digits as its factorization.

20212200101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962485719111.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20212200101121 its reverse (12110100221202), we get a palindrome (32322300322323).

The spelling of 20212200101121 in words is "twenty trillion, two hundred twelve billion, two hundred million, one hundred one thousand, one hundred twenty-one".