21301320101101 has 8 divisors (see below), whose sum is σ = 21306645065664. Its totient is φ = 21295995741120.

The previous prime is 21301320101053. The next prime is 21301320101107. The reversal of 21301320101101 is 10110102310312.

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 21301320101101 - 2¹¹ = 21301320099053 is a prime.

It is a super-2 number, since 2×21301320101101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21301320101107) 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, 74917461 + ... + 75201253.

It is an arithmetic number, because the mean of its divisors is an integer number (2663330633208).

Almost surely, 2^{21301320101101} is an apocalyptic number.

It is an amenable number.

21301320101101 is a deficient number, since it is larger than the sum of its proper divisors (5324964563).

21301320101101 is a wasteful number, since it uses less digits than its factorization.

21301320101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302291.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 21301320101101 its reverse (10110102310312), we get a palindrome (31411422411413).

The spelling of 21301320101101 in words is "twenty-one trillion, three hundred one billion, three hundred twenty million, one hundred one thousand, one hundred one".