21232301211332 has 12 divisors (see below), whose sum is σ = 37182205448640. Its totient is φ = 10608813940296.

The previous prime is 21232301211313. The next prime is 21232301211337. The reversal of 21232301211332 is 23311210323212.

It is a super-2 number, since 2×21232301211332² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21232301211337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1834159832 + ... + 1834171407.

It is an arithmetic number, because the mean of its divisors is an integer number (3098517120720).

Almost surely, 2^{21232301211332} is an apocalyptic number.

It is an amenable number.

21232301211332 is a deficient number, since it is larger than the sum of its proper divisors (15949904237308).

21232301211332 is a wasteful number, since it uses less digits than its factorization.

21232301211332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668332690 (or 3668332688 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 21232301211332 its reverse (23311210323212), we get a palindrome (44543511534544).

The spelling of 21232301211332 in words is "twenty-one trillion, two hundred thirty-two billion, three hundred one million, two hundred eleven thousand, three hundred thirty-two".