21263413241102 has 32 divisors (see below), whose sum is σ = 33657075028800. Its totient is φ = 10054819295488.

The previous prime is 21263413241051. The next prime is 21263413241123. The reversal of 21263413241102 is 20114231436212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131209508 + ... + 131371464.

It is an arithmetic number, because the mean of its divisors is an integer number (1051783594650).

Almost surely, 2^{21263413241102} is an apocalyptic number.

21263413241102 is a deficient number, since it is larger than the sum of its proper divisors (12393661787698).

21263413241102 is a wasteful number, since it uses less digits than its factorization.

21263413241102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194140.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 21263413241102 its reverse (20114231436212), we get a palindrome (41377644677314).

The spelling of 21263413241102 in words is "twenty-one trillion, two hundred sixty-three billion, four hundred thirteen million, two hundred forty-one thousand, one hundred two".