21401031200302 has 32 divisors (see below), whose sum is σ = 35485412860800. Its totient is φ = 9619237871328.

The previous prime is 21401031200293. The next prime is 21401031200303. The reversal of 21401031200302 is 20300213010412.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 21401031200302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21401031200303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65028052 + ... + 65356327.

It is an arithmetic number, because the mean of its divisors is an integer number (1108919151900).

Almost surely, 2^{21401031200302} is an apocalyptic number.

21401031200302 is a deficient number, since it is larger than the sum of its proper divisors (14084381660498).

21401031200302 is a wasteful number, since it uses less digits than its factorization.

21401031200302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130384560.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 21401031200302 its reverse (20300213010412), we get a palindrome (41701244210714).

The spelling of 21401031200302 in words is "twenty-one trillion, four hundred one billion, thirty-one million, two hundred thousand, three hundred two".