2002010001122 has 4 divisors (see below), whose sum is σ = 3003015001686. Its totient is φ = 1001005000560.

The previous prime is 2002010001097. The next prime is 2002010001127. The reversal of 2002010001122 is 2211000102002.

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., 1891419833521 + 110590167601 = 1375289^2 + 332551^2 .

It is not an unprimeable number, because it can be changed into a prime (2002010001127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500502500279 + ... + 500502500282.

Almost surely, 2^{2002010001122} is an apocalyptic number.

2002010001122 is a deficient number, since it is larger than the sum of its proper divisors (1001005000564).

2002010001122 is a wasteful number, since it uses less digits than its factorization.

2002010001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001005000563.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2002010001122 its reverse (2211000102002), we get a palindrome (4213010103124).

The spelling of 2002010001122 in words is "two trillion, two billion, ten million, one thousand, one hundred twenty-two".