2123412122 has 8 divisors (see below), whose sum is σ = 3430127316. Its totient is φ = 980036352.

The previous prime is 2123412119. The next prime is 2123412133. The reversal of 2123412122 is 2212143212.

It can be written as a sum of positive squares in 2 ways, for example, as 1962401401 + 161010721 = 44299^2 + 12689^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2123412094 and 2123412103.

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, 40834823 + ... + 40834874.

Almost surely, 2^2123412122 is an apocalyptic number.

2123412122 is a deficient number, since it is larger than the sum of its proper divisors (1306715194).

2123412122 is a wasteful number, since it uses less digits than its factorization.

2123412122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81669712.

The product of its digits is 384, while the sum is 20.

The square root of 2123412122 is about 46080.4961127807. The cubic root of 2123412122 is about 1285.3204895368.

Adding to 2123412122 its reverse (2212143212), we get a palindrome (4335555334).

The spelling of 2123412122 in words is "two billion, one hundred twenty-three million, four hundred twelve thousand, one hundred twenty-two".