21120221230301 has 8 divisors (see below), whose sum is σ = 21318064574400. Its totient is φ = 20922386369728.

The previous prime is 21120221230253. The next prime is 21120221230313. The reversal of 21120221230301 is 10303212202112.

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 21120221230301 - 2³⁴ = 21103041361117 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 (21120221230331) 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, 2937800 + ... + 7132398.

It is an arithmetic number, because the mean of its divisors is an integer number (2664758071800).

Almost surely, 2^{21120221230301} is an apocalyptic number.

It is an amenable number.

21120221230301 is a deficient number, since it is larger than the sum of its proper divisors (197843344099).

21120221230301 is a wasteful number, since it uses less digits than its factorization.

21120221230301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4241763.

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

Adding to 21120221230301 its reverse (10303212202112), we get a palindrome (31423433432413).

The spelling of 21120221230301 in words is "twenty-one trillion, one hundred twenty billion, two hundred twenty-one million, two hundred thirty thousand, three hundred one".