20021322130310 has 16 divisors (see below), whose sum is σ = 36038547122256. Its totient is φ = 8008491677088.

The previous prime is 20021322130309. The next prime is 20021322130331. The reversal of 20021322130310 is 1303122312002.

It is a super-2 number, since 2×20021322130310² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2329877 + ... + 6743216.

It is an arithmetic number, because the mean of its divisors is an integer number (2252409195141).

Almost surely, 2^{20021322130310} is an apocalyptic number.

20021322130310 is a deficient number, since it is larger than the sum of its proper divisors (16017224991946).

20021322130310 is a wasteful number, since it uses less digits than its factorization.

20021322130310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9293767.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20021322130310 its reverse (1303122312002), we get a palindrome (21324444442312).

The spelling of 20021322130310 in words is "twenty trillion, twenty-one billion, three hundred twenty-two million, one hundred thirty thousand, three hundred ten".