20213002113311 has 8 divisors (see below), whose sum is σ = 23100633627264. Its totient is φ = 17325385545240.

The previous prime is 20213002113299. The next prime is 20213002113323. The reversal of 20213002113311 is 11331120031202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20213002113299) and next prime (20213002113323).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20213002113311 - 2⁶ = 20213002113247 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 (20213002113331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670745 + ... + 6393426.

It is an arithmetic number, because the mean of its divisors is an integer number (2887579203408).

Almost surely, 2^{20213002113311} is an apocalyptic number.

20213002113311 is a deficient number, since it is larger than the sum of its proper divisors (2887631513953).

20213002113311 is an equidigital number, since it uses as much as digits as its factorization.

20213002113311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7472941.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 20213002113311 its reverse (11331120031202), we get a palindrome (31544122144513).

The spelling of 20213002113311 in words is "twenty trillion, two hundred thirteen billion, two million, one hundred thirteen thousand, three hundred eleven".