21214052150633 has 16 divisors (see below), whose sum is σ = 22615444978560. Its totient is φ = 19863300508800.

The previous prime is 21214052150581. The next prime is 21214052150647. The reversal of 21214052150633 is 33605125041212.

It is a cyclic number.

It is not a de Polignac number, because 21214052150633 - 2⁴² = 16816005639529 is a prime.

It is a super-2 number, since 2×21214052150633² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21214052150593 and 21214052150602.

It is not an unprimeable number, because it can be changed into a prime (21214052150653) 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, 53220383 + ... + 53617508.

It is an arithmetic number, because the mean of its divisors is an integer number (1413465311160).

Almost surely, 2^{21214052150633} is an apocalyptic number.

It is an amenable number.

21214052150633 is a deficient number, since it is larger than the sum of its proper divisors (1401392827927).

21214052150633 is a wasteful number, since it uses less digits than its factorization.

21214052150633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106838128.

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 21214052150633 its reverse (33605125041212), we get a palindrome (54819177191845).

The spelling of 21214052150633 in words is "twenty-one trillion, two hundred fourteen billion, fifty-two million, one hundred fifty thousand, six hundred thirty-three".