20102220022202 has 16 divisors (see below), whose sum is σ = 30890569209192. Its totient is φ = 9805392065280.

The previous prime is 20102220022187. The next prime is 20102220022249. The reversal of 20102220022202 is 20222002220102.

It can be written as a sum of positive squares in 4 ways, for example, as 4138990871401 + 15963229150801 = 2034451^2 + 3995401^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5687813 + ... + 8517960.

Almost surely, 2^{20102220022202} is an apocalyptic number.

20102220022202 is a deficient number, since it is larger than the sum of its proper divisors (10788349186990).

20102220022202 is a wasteful number, since it uses less digits than its factorization.

20102220022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14223073.

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

Adding to 20102220022202 its reverse (20222002220102), we get a palindrome (40324222242304).

The spelling of 20102220022202 in words is "twenty trillion, one hundred two billion, two hundred twenty million, twenty-two thousand, two hundred two".