1001001122202 has 16 divisors (see below), whose sum is σ = 2006780297760. Its totient is φ = 332870698512.

The previous prime is 1001001122189. The next prime is 1001001122239. The reversal of 1001001122202 is 2022211001001.

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, 199082833 + ... + 199087860.

It is an arithmetic number, because the mean of its divisors is an integer number (125423768610).

Almost surely, 2^{1001001122202} is an apocalyptic number.

1001001122202 is an abundant number, since it is smaller than the sum of its proper divisors (1005779175558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001001122202 is a wasteful number, since it uses less digits than its factorization.

1001001122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398171117.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1001001122202 its reverse (2022211001001), we get a palindrome (3023212123203).

The spelling of 1001001122202 in words is "one trillion, one billion, one million, one hundred twenty-two thousand, two hundred two".