10020213221311 has 4 divisors (see below), whose sum is σ = 10020233766312. Its totient is φ = 10020192676312.

The previous prime is 10020213221303. The next prime is 10020213221321. The reversal of 10020213221311 is 11312231202001.

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 10020213221311 - 2³ = 10020213221303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020213221321) 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, 9522676 + ... + 10522441.

It is an arithmetic number, because the mean of its divisors is an integer number (2505058441578).

Almost surely, 2^{10020213221311} is an apocalyptic number.

10020213221311 is a deficient number, since it is larger than the sum of its proper divisors (20545001).

10020213221311 is an equidigital number, since it uses as much as digits as its factorization.

10020213221311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20545000.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 10020213221311 its reverse (11312231202001), we get a palindrome (21332444423312).

The spelling of 10020213221311 in words is "ten trillion, twenty billion, two hundred thirteen million, two hundred twenty-one thousand, three hundred eleven".