2201321120021 has 8 divisors (see below), whose sum is σ = 2202436674240. Its totient is φ = 2200205699712.

The previous prime is 2201321119997. The next prime is 2201321120051. The reversal of 2201321120021 is 1200211231022.

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 2201321120021 - 2¹⁴ = 2201321103637 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 (2201321120051) 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, 53483576 + ... + 53524718.

It is an arithmetic number, because the mean of its divisors is an integer number (275304584280).

Almost surely, 2^{2201321120021} is an apocalyptic number.

It is an amenable number.

2201321120021 is a deficient number, since it is larger than the sum of its proper divisors (1115554219).

2201321120021 is a wasteful number, since it uses less digits than its factorization.

2201321120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66955.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2201321120021 its reverse (1200211231022), we get a palindrome (3401532351043).

The spelling of 2201321120021 in words is "two trillion, two hundred one billion, three hundred twenty-one million, one hundred twenty thousand, twenty-one".