201122002 has 16 divisors (see below), whose sum is σ = 324668952. Its totient is φ = 93093120.

The previous prime is 201121993. The next prime is 201122021. The reversal of 201122002 is 200221102.

It can be written as a sum of positive squares in 4 ways, for example, as 85581001 + 115541001 = 9251^2 + 10749^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 201122002.

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, 46413 + ... + 50560.

Almost surely, 2^201122002 is an apocalyptic number.

201122002 is a deficient number, since it is larger than the sum of its proper divisors (123546950).

201122002 is a wasteful number, since it uses less digits than its factorization.

201122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97053.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 201122002 is about 14181.7489048424. The cubic root of 201122002 is about 585.8950935691.

Adding to 201122002 its reverse (200221102), we get a palindrome (401343104).

The spelling of 201122002 in words is "two hundred one million, one hundred twenty-two thousand, two".