20113213113302 has 12 divisors (see below), whose sum is σ = 31841277824556. Its totient is φ = 9527311474380.

The previous prime is 20113213113251. The next prime is 20113213113311. The reversal of 20113213113302 is 20331131231102.

It is a super-2 number, since 2×20113213113302² (a number of 27 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 (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13928817224 + ... + 13928818667.

It is an arithmetic number, because the mean of its divisors is an integer number (2653439818713).

Almost surely, 2^{20113213113302} is an apocalyptic number.

20113213113302 is a deficient number, since it is larger than the sum of its proper divisors (11728064711254).

20113213113302 is a wasteful number, since it uses less digits than its factorization.

20113213113302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27857635931 (or 27857635912 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 20113213113302 its reverse (20331131231102), we get a palindrome (40444344344404).

The spelling of 20113213113302 in words is "twenty trillion, one hundred thirteen billion, two hundred thirteen million, one hundred thirteen thousand, three hundred two".