21214053045103 has 8 divisors (see below), whose sum is σ = 22493579105520. Its totient is φ = 19950826680000.

The previous prime is 21214053045091. The next prime is 21214053045127. The reversal of 21214053045103 is 30154035041212.

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 21214053045103 - 2⁵ = 21214053045071 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 (21214053045193) 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, 4074921148 + ... + 4074926353.

It is an arithmetic number, because the mean of its divisors is an integer number (2811697388190).

Almost surely, 2^{21214053045103} is an apocalyptic number.

21214053045103 is a deficient number, since it is larger than the sum of its proper divisors (1279526060417).

21214053045103 is a wasteful number, since it uses less digits than its factorization.

21214053045103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8149847657.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 21214053045103 its reverse (30154035041212), we get a palindrome (51368088086315).

The spelling of 21214053045103 in words is "twenty-one trillion, two hundred fourteen billion, fifty-three million, forty-five thousand, one hundred three".