220012100212021 has 8 divisors (see below), whose sum is σ = 242446249965920. Its totient is φ = 198365113607472.

The previous prime is 220012100212001. The next prime is 220012100212033. The reversal of 220012100212021 is 120212001210022.

It is a happy number.

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 220012100212021 - 2²⁵ = 220012066657589 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220012100211986 and 220012100212004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220012100212001) 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, 196790786751 + ... + 196790787868.

It is an arithmetic number, because the mean of its divisors is an integer number (30305781245740).

Almost surely, 2^{220012100212021} is an apocalyptic number.

It is an amenable number.

220012100212021 is a deficient number, since it is larger than the sum of its proper divisors (22434149753899).

220012100212021 is a wasteful number, since it uses less digits than its factorization.

220012100212021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393581574675.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220012100212021 its reverse (120212001210022), we get a palindrome (340224101422043).

The spelling of 220012100212021 in words is "two hundred twenty trillion, twelve billion, one hundred million, two hundred twelve thousand, twenty-one".