21232541335 has 8 divisors (see below), whose sum is σ = 25480027440. Its totient is φ = 16985381184.

The previous prime is 21232541329. The next prime is 21232541387. The reversal of 21232541335 is 53314523212.

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 21232541335 - 2³ = 21232541327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21232541297 and 21232541306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97611 + ... + 228019.

It is an arithmetic number, because the mean of its divisors is an integer number (3185003430).

Almost surely, 2^21232541335 is an apocalyptic number.

21232541335 is a deficient number, since it is larger than the sum of its proper divisors (4247486105).

21232541335 is a wasteful number, since it uses less digits than its factorization.

21232541335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162977.

The product of its digits is 21600, while the sum is 31.

The spelling of 21232541335 in words is "twenty-one billion, two hundred thirty-two million, five hundred forty-one thousand, three hundred thirty-five".