20222202122 has 8 divisors (see below), whose sum is σ = 31073139972. Its totient is φ = 9864488800.

The previous prime is 20222202107. The next prime is 20222202127. The reversal of 20222202122 is 22120222202.

It can be written as a sum of positive squares in 2 ways, for example, as 17999173921 + 2223028201 = 134161^2 + 47149^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 20222202122.

It is not an unprimeable number, because it can be changed into a prime (20222202127) 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, 123306029 + ... + 123306192.

Almost surely, 2^20222202122 is an apocalyptic number.

20222202122 is a deficient number, since it is larger than the sum of its proper divisors (10850937850).

20222202122 is a wasteful number, since it uses less digits than its factorization.

20222202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246612264.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20222202122 its reverse (22120222202), we get a palindrome (42342424324).

The spelling of 20222202122 in words is "twenty billion, two hundred twenty-two million, two hundred two thousand, one hundred twenty-two".