21152067202 has 32 divisors (see below), whose sum is σ = 36435132288. Its totient is φ = 9021664896.

The previous prime is 21152067191. The next prime is 21152067203. The reversal of 21152067202 is 20276025112.

It is not an unprimeable number, because it can be changed into a prime (21152067203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2701998 + ... + 2709814.

It is an arithmetic number, because the mean of its divisors is an integer number (1138597884).

Almost surely, 2^21152067202 is an apocalyptic number.

21152067202 is a deficient number, since it is larger than the sum of its proper divisors (15283065086).

21152067202 is a wasteful number, since it uses less digits than its factorization.

21152067202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8730.

The product of its (nonzero) digits is 3360, while the sum is 28.

The spelling of 21152067202 in words is "twenty-one billion, one hundred fifty-two million, sixty-seven thousand, two hundred two".