210021302451053 has 8 divisors (see below), whose sum is σ = 214989828636000. Its totient is φ = 205056608532048.

The previous prime is 210021302451047. The next prime is 210021302451071. The reversal of 210021302451053 is 350154203120012.

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 210021302451053 - 2⁶ = 210021302450989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210021302451253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 957955583 + ... + 958174796.

It is an arithmetic number, because the mean of its divisors is an integer number (26873728579500).

Almost surely, 2^{210021302451053} is an apocalyptic number.

It is an amenable number.

210021302451053 is a deficient number, since it is larger than the sum of its proper divisors (4968526184947).

210021302451053 is a wasteful number, since it uses less digits than its factorization.

210021302451053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916132971.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 210021302451053 its reverse (350154203120012), we get a palindrome (560175505571065).

The spelling of 210021302451053 in words is "two hundred ten trillion, twenty-one billion, three hundred two million, four hundred fifty-one thousand, fifty-three".