12020221121101 has 8 divisors (see below), whose sum is σ = 12728452389120. Its totient is φ = 11312118679488.

The previous prime is 12020221121093. The next prime is 12020221121173. The reversal of 12020221121101 is 10112112202021.

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 12020221121101 - 2³ = 12020221121093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020221121401) 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, 32014461 + ... + 32387746.

It is an arithmetic number, because the mean of its divisors is an integer number (1591056548640).

Almost surely, 2^{12020221121101} is an apocalyptic number.

It is an amenable number.

12020221121101 is a deficient number, since it is larger than the sum of its proper divisors (708231268019).

12020221121101 is a wasteful number, since it uses less digits than its factorization.

12020221121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64413203.

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

Adding to 12020221121101 its reverse (10112112202021), we get a palindrome (22132333323122).

The spelling of 12020221121101 in words is "twelve trillion, twenty billion, two hundred twenty-one million, one hundred twenty-one thousand, one hundred one".