21325412301235 has 32 divisors (see below), whose sum is σ = 29557310745600. Its totient is φ = 14468012691840.

The previous prime is 21325412301229. The next prime is 21325412301239. The reversal of 21325412301235 is 53210321452312.

It is not a de Polignac number, because 21325412301235 - 2⁵ = 21325412301203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21325412301235.

It is not an unprimeable number, because it can be changed into a prime (21325412301239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1408615 + ... + 6680944.

It is an arithmetic number, because the mean of its divisors is an integer number (923665960800).

Almost surely, 2^{21325412301235} is an apocalyptic number.

21325412301235 is a deficient number, since it is larger than the sum of its proper divisors (8231898444365).

21325412301235 is a wasteful number, since it uses less digits than its factorization.

21325412301235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8090371.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 21325412301235 its reverse (53210321452312), we get a palindrome (74535733753547).

The spelling of 21325412301235 in words is "twenty-one trillion, three hundred twenty-five billion, four hundred twelve million, three hundred one thousand, two hundred thirty-five".