20213303331310 has 32 divisors (see below), whose sum is σ = 36501266522592. Its totient is φ = 8059251632640.

The previous prime is 20213303331259. The next prime is 20213303331367. The reversal of 20213303331310 is 1313330331202.

It is a super-2 number, since 2×20213303331310² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137731170 + ... + 137877850.

It is an arithmetic number, because the mean of its divisors is an integer number (1140664578831).

Almost surely, 2^{20213303331310} is an apocalyptic number.

20213303331310 is a deficient number, since it is larger than the sum of its proper divisors (16287963191282).

20213303331310 is a wasteful number, since it uses less digits than its factorization.

20213303331310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191028.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 20213303331310 its reverse (1313330331202), we get a palindrome (21526633662512).

The spelling of 20213303331310 in words is "twenty trillion, two hundred thirteen billion, three hundred three million, three hundred thirty-one thousand, three hundred ten".