20212033221101 has 8 divisors (see below), whose sum is σ = 21459289645440. Its totient is φ = 18971256051648.

The previous prime is 20212033221041. The next prime is 20212033221137. The reversal of 20212033221101 is 10112233021202.

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 20212033221101 - 2²² = 20212029026797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212033221161) 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, 1619807291 + ... + 1619819768.

It is an arithmetic number, because the mean of its divisors is an integer number (2682411205680).

Almost surely, 2^{20212033221101} is an apocalyptic number.

It is an amenable number.

20212033221101 is a deficient number, since it is larger than the sum of its proper divisors (1247256424339).

20212033221101 is a wasteful number, since it uses less digits than its factorization.

20212033221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3239627443.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 20212033221101 its reverse (10112233021202), we get a palindrome (30324266242303).

The spelling of 20212033221101 in words is "twenty trillion, two hundred twelve billion, thirty-three million, two hundred twenty-one thousand, one hundred one".