20020000212222 has 32 divisors (see below), whose sum is σ = 40523537416320. Its totient is φ = 6592748379360.

The previous prime is 20020000212221. The next prime is 20020000212257. The reversal of 20020000212222 is 22221200002002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020000212221) 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, 17975529 + ... + 19056747.

It is an arithmetic number, because the mean of its divisors is an integer number (1266360544260).

Almost surely, 2^{20020000212222} is an apocalyptic number.

20020000212222 is an abundant number, since it is smaller than the sum of its proper divisors (20503537204098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20020000212222 is a wasteful number, since it uses less digits than its factorization.

20020000212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118488.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20020000212222 its reverse (22221200002002), we get a palindrome (42241200214224).

The spelling of 20020000212222 in words is "twenty trillion, twenty billion, two hundred twelve thousand, two hundred twenty-two".