21301232333011 has 8 divisors (see below), whose sum is σ = 21755789640000. Its totient is φ = 20846730842688.

The previous prime is 21301232332987. The next prime is 21301232333021. The reversal of 21301232333011 is 11033323210312.

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 21301232333011 - 2¹³ = 21301232324819 is a prime.

It is a super-2 number, since 2×21301232333011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21301232333021) 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, 13182316 + ... + 14709721.

It is an arithmetic number, because the mean of its divisors is an integer number (2719473705000).

Almost surely, 2^{21301232333011} is an apocalyptic number.

21301232333011 is a deficient number, since it is larger than the sum of its proper divisors (454557306989).

21301232333011 is a wasteful number, since it uses less digits than its factorization.

21301232333011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27908333.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 21301232333011 its reverse (11033323210312), we get a palindrome (32334555543323).

The spelling of 21301232333011 in words is "twenty-one trillion, three hundred one billion, two hundred thirty-two million, three hundred thirty-three thousand, eleven".