20222100213 has 16 divisors (see below), whose sum is σ = 31647457920. Its totient is φ = 11243174976.

The previous prime is 20222100209. The next prime is 20222100221. The reversal of 20222100213 is 31200122202.

It is a happy number.

It is not a de Polignac number, because 20222100213 - 2² = 20222100209 is a prime.

It is a super-2 number, since 2×20222100213² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20222100192 and 20222100201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222100263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13012158 + ... + 13013711.

It is an arithmetic number, because the mean of its divisors is an integer number (1977966120).

Almost surely, 2^20222100213 is an apocalyptic number.

It is an amenable number.

20222100213 is a deficient number, since it is larger than the sum of its proper divisors (11425357707).

20222100213 is a wasteful number, since it uses less digits than its factorization.

20222100213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26025916.

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

Adding to 20222100213 its reverse (31200122202), we get a palindrome (51422222415).

The spelling of 20222100213 in words is "twenty billion, two hundred twenty-two million, one hundred thousand, two hundred thirteen".