21323011201101 has 24 divisors (see below), whose sum is σ = 31220857571904. Its totient is φ = 14022354602880.

The previous prime is 21323011201081. The next prime is 21323011201117. The reversal of 21323011201101 is 10110211032312.

21323011201101 is a `hidden beast` number, since 2 + 132 + 301 + 120 + 110 + 1 = 666.

It is not a de Polignac number, because 21323011201101 - 2⁵ = 21323011201069 is a prime.

It is a super-2 number, since 2×21323011201101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21323011201801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53951836 + ... + 54345621.

It is an arithmetic number, because the mean of its divisors is an integer number (1300869065496).

Almost surely, 2^{21323011201101} is an apocalyptic number.

It is an amenable number.

21323011201101 is a deficient number, since it is larger than the sum of its proper divisors (9897846370803).

21323011201101 is a wasteful number, since it uses less digits than its factorization.

21323011201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108297761 (or 108297758 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 21323011201101 its reverse (10110211032312), we get a palindrome (31433222233413).

The spelling of 21323011201101 in words is "twenty-one trillion, three hundred twenty-three billion, eleven million, two hundred one thousand, one hundred one".