21410324120402 has 16 divisors (see below), whose sum is σ = 37145622572352. Its totient is φ = 9065300745840.

The previous prime is 21410324120401. The next prime is 21410324120417. The reversal of 21410324120402 is 20402142301412.

It is not an unprimeable number, because it can be changed into a prime (21410324120401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9212702849 + ... + 9212705172.

It is an arithmetic number, because the mean of its divisors is an integer number (2321601410772).

Almost surely, 2^{21410324120402} is an apocalyptic number.

21410324120402 is a deficient number, since it is larger than the sum of its proper divisors (15735298451950).

21410324120402 is a wasteful number, since it uses less digits than its factorization.

21410324120402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18425408113.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 21410324120402 its reverse (20402142301412), we get a palindrome (41812466421814).

The spelling of 21410324120402 in words is "twenty-one trillion, four hundred ten billion, three hundred twenty-four million, one hundred twenty thousand, four hundred two".