2122002122 has 16 divisors (see below), whose sum is σ = 3217872744. Its totient is φ = 1049400000.

The previous prime is 2122002119. The next prime is 2122002131. The reversal of 2122002122 is 2212002212.

It can be written as a sum of positive squares in 4 ways, for example, as 1967720881 + 154281241 = 44359^2 + 12421^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2122002097 and 2122002106.

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, 209372 + ... + 219272.

Almost surely, 2^2122002122 is an apocalyptic number.

2122002122 is a deficient number, since it is larger than the sum of its proper divisors (1095870622).

2122002122 is a wasteful number, since it uses less digits than its factorization.

2122002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11065.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 2122002122 is about 46065.1942577039. The cubic root of 2122002122 is about 1285.0359313082.

Adding to 2122002122 its reverse (2212002212), we get a palindrome (4334004334).

It can be divided in two parts, 212200 and 2122, that multiplied together give a square (450288400 = 21220²).

The spelling of 2122002122 in words is "two billion, one hundred twenty-two million, two thousand, one hundred twenty-two".