2122112022202 has 4 divisors (see below), whose sum is σ = 3183168033306. Its totient is φ = 1061056011100.

The previous prime is 2122112022193. The next prime is 2122112022203. The reversal of 2122112022202 is 2022202112212.

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., 2035875239281 + 86236782921 = 1426841^2 + 293661^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2122112022202.

It is not an unprimeable number, because it can be changed into a prime (2122112022203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530528005549 + ... + 530528005552.

Almost surely, 2^{2122112022202} is an apocalyptic number.

2122112022202 is a deficient number, since it is larger than the sum of its proper divisors (1061056011104).

2122112022202 is a wasteful number, since it uses less digits than its factorization.

2122112022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061056011103.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2122112022202 its reverse (2022202112212), we get a palindrome (4144314134414).

The spelling of 2122112022202 in words is "two trillion, one hundred twenty-two billion, one hundred twelve million, twenty-two thousand, two hundred two".