202012100002222 has 4 divisors (see below), whose sum is σ = 303018150003336. Its totient is φ = 101006050001110.

The previous prime is 202012100002211. The next prime is 202012100002253. The reversal of 202012100002222 is 222200001210202.

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

It is a junction number, because it is equal to n+sod(n) for n = 202012100002196 and 202012100002205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50503025000554 + ... + 50503025000557.

It is an arithmetic number, because the mean of its divisors is an integer number (75754537500834).

Almost surely, 2^{202012100002222} is an apocalyptic number.

202012100002222 is a deficient number, since it is larger than the sum of its proper divisors (101006050001114).

202012100002222 is a wasteful number, since it uses less digits than its factorization.

202012100002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101006050001113.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202012100002222 its reverse (222200001210202), we get a palindrome (424212101212424).

The spelling of 202012100002222 in words is "two hundred two trillion, twelve billion, one hundred million, two thousand, two hundred twenty-two".