21214036533262 has 4 divisors (see below), whose sum is σ = 31821054799896. Its totient is φ = 10607018266630.

The previous prime is 21214036533253. The next prime is 21214036533271. The reversal of 21214036533262 is 26233563041212.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (21214036533253) and next prime (21214036533271).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5303509133314 + ... + 5303509133317.

It is an arithmetic number, because the mean of its divisors is an integer number (7955263699974).

Almost surely, 2^{21214036533262} is an apocalyptic number.

21214036533262 is a deficient number, since it is larger than the sum of its proper divisors (10607018266634).

21214036533262 is a wasteful number, since it uses less digits than its factorization.

21214036533262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10607018266633.

The product of its (nonzero) digits is 311040, while the sum is 40.

Adding to 21214036533262 its reverse (26233563041212), we get a palindrome (47447599574474).

The spelling of 21214036533262 in words is "twenty-one trillion, two hundred fourteen billion, thirty-six million, five hundred thirty-three thousand, two hundred sixty-two".