2001202122 has 8 divisors (see below), whose sum is σ = 4002404256. Its totient is φ = 667067372.

The previous prime is 2001202111. The next prime is 2001202153. The reversal of 2001202122 is 2212021002.

It is a sphenic number, since it is the product of 3 distinct primes.

2001202122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2001202098 and 2001202107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166766838 + ... + 166766849.

It is an arithmetic number, because the mean of its divisors is an integer number (500300532).

Almost surely, 2^2001202122 is an apocalyptic number.

2001202122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2001202122 is a wasteful number, since it uses less digits than its factorization.

2001202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333533692.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2001202122 is about 44734.7976635639. The cubic root of 2001202122 is about 1260.1734291386.

Adding to 2001202122 its reverse (2212021002), we get a palindrome (4213223124).

The spelling of 2001202122 in words is "two billion, one million, two hundred two thousand, one hundred twenty-two".