20122212010202 has 4 divisors (see below), whose sum is σ = 30183318015306. Its totient is φ = 10061106005100.

The previous prime is 20122212010193. The next prime is 20122212010253. The reversal of 20122212010202 is 20201021222102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19942664049841 + 179547960361 = 4465721^2 + 423731^2 .

It is a super-2 number, since 2×20122212010202² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5030553002549 + ... + 5030553002552.

Almost surely, 2^{20122212010202} is an apocalyptic number.

20122212010202 is a deficient number, since it is larger than the sum of its proper divisors (10061106005104).

20122212010202 is a wasteful number, since it uses less digits than its factorization.

20122212010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10061106005103.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20122212010202 its reverse (20201021222102), we get a palindrome (40323233232304).

The spelling of 20122212010202 in words is "twenty trillion, one hundred twenty-two billion, two hundred twelve million, ten thousand, two hundred two".