53221002011 has 8 divisors (see below), whose sum is σ = 56087342400. Its totient is φ = 50361185160.

The previous prime is 53221001987. The next prime is 53221002013. The reversal of 53221002011 is 11020012235.

It is a happy number.

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 53221002011 - 2⁶ = 53221001947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53221002013) 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, 1614125 + ... + 1646766.

It is an arithmetic number, because the mean of its divisors is an integer number (7010917800).

Almost surely, 2^53221002011 is an apocalyptic number.

53221002011 is a deficient number, since it is larger than the sum of its proper divisors (2866340389).

53221002011 is a wasteful number, since it uses less digits than its factorization.

53221002011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3261769.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 53221002011 its reverse (11020012235), we get a palindrome (64241014246).

The spelling of 53221002011 in words is "fifty-three billion, two hundred twenty-one million, two thousand, eleven".