63310028011 has 4 divisors (see below), whose sum is σ = 63312076224. Its totient is φ = 63307979800.

The previous prime is 63310028009. The next prime is 63310028017. The reversal of 63310028011 is 11082001336.

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

It is a cyclic number.

It is not a de Polignac number, because 63310028011 - 2¹ = 63310028009 is a prime.

It is a super-2 number, since 2×63310028011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63310028017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977020 + ... + 1039801.

It is an arithmetic number, because the mean of its divisors is an integer number (15828019056).

Almost surely, 2^63310028011 is an apocalyptic number.

63310028011 is a deficient number, since it is larger than the sum of its proper divisors (2048213).

63310028011 is a wasteful number, since it uses less digits than its factorization.

63310028011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048212.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 63310028011 its reverse (11082001336), we get a palindrome (74392029347).

The spelling of 63310028011 in words is "sixty-three billion, three hundred ten million, twenty-eight thousand, eleven".