21200024213402 has 8 divisors (see below), whose sum is σ = 32476632837696. Its totient is φ = 10374479934172.

The previous prime is 21200024213257. The next prime is 21200024213443. The reversal of 21200024213402 is 20431242000212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112766086148 + ... + 112766086335.

It is an arithmetic number, because the mean of its divisors is an integer number (4059579104712).

Almost surely, 2^{21200024213402} is an apocalyptic number.

21200024213402 is a deficient number, since it is larger than the sum of its proper divisors (11276608624294).

21200024213402 is a wasteful number, since it uses less digits than its factorization.

21200024213402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225532172532.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 21200024213402 its reverse (20431242000212), we get a palindrome (41631266213614).

The spelling of 21200024213402 in words is "twenty-one trillion, two hundred billion, twenty-four million, two hundred thirteen thousand, four hundred two".