21202141334 has 8 divisors (see below), whose sum is σ = 34694413128. Its totient is φ = 9637336960.

The previous prime is 21202141327. The next prime is 21202141391. The reversal of 21202141334 is 43314120212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×21202141334² (a number of 21 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 481866827 + ... + 481866870.

It is an arithmetic number, because the mean of its divisors is an integer number (4336801641).

Almost surely, 2^21202141334 is an apocalyptic number.

21202141334 is a deficient number, since it is larger than the sum of its proper divisors (13492271794).

21202141334 is a wasteful number, since it uses less digits than its factorization.

21202141334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963733710.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 21202141334 its reverse (43314120212), we get a palindrome (64516261546).

The spelling of 21202141334 in words is "twenty-one billion, two hundred two million, one hundred forty-one thousand, three hundred thirty-four".