20101313334 has 64 divisors (see below), whose sum is σ = 41998279680. Its totient is φ = 6409756320.

The previous prime is 20101313333. The next prime is 20101313389. The reversal of 20101313334 is 43331310102.

It is a self number, because there is not a number n which added to its sum of digits gives 20101313334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20101313333) 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 31 ways as a sum of consecutive naturals, for example, 1963489 + ... + 1973699.

It is an arithmetic number, because the mean of its divisors is an integer number (656223120).

Almost surely, 2^20101313334 is an apocalyptic number.

20101313334 is an abundant number, since it is smaller than the sum of its proper divisors (21896966346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20101313334 is a wasteful number, since it uses less digits than its factorization.

20101313334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10425.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 20101313334 its reverse (43331310102), we get a palindrome (63432623436).

The spelling of 20101313334 in words is "twenty billion, one hundred one million, three hundred thirteen thousand, three hundred thirty-four".