20022102213 has 4 divisors (see below), whose sum is σ = 26696136288. Its totient is φ = 13348068140.

The previous prime is 20022102211. The next prime is 20022102227. The reversal of 20022102213 is 31220122002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20022102213 - 2¹ = 20022102211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20022102192 and 20022102201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022102211) 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, 3337017033 + ... + 3337017038.

It is an arithmetic number, because the mean of its divisors is an integer number (6674034072).

Almost surely, 2^20022102213 is an apocalyptic number.

It is an amenable number.

20022102213 is a deficient number, since it is larger than the sum of its proper divisors (6674034075).

20022102213 is an equidigital number, since it uses as much as digits as its factorization.

20022102213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6674034074.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 20022102213 its reverse (31220122002), we get a palindrome (51242224215).

The spelling of 20022102213 in words is "twenty billion, twenty-two million, one hundred two thousand, two hundred thirteen".