2122263146 has 4 divisors (see below), whose sum is σ = 3183394722. Its totient is φ = 1061131572.

The previous prime is 2122263103. The next prime is 2122263163. The reversal of 2122263146 is 6413622212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2106351025 + 15912121 = 45895^2 + 3989^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530565785 + ... + 530565788.

Almost surely, 2^2122263146 is an apocalyptic number.

2122263146 is a deficient number, since it is larger than the sum of its proper divisors (1061131576).

2122263146 is a wasteful number, since it uses less digits than its factorization.

2122263146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061131575.

The product of its digits is 6912, while the sum is 29.

The square root of 2122263146 is about 46068.0273725715. The cubic root of 2122263146 is about 1285.0886192018.

Adding to 2122263146 its reverse (6413622212), we get a palindrome (8535885358).

The spelling of 2122263146 in words is "two billion, one hundred twenty-two million, two hundred sixty-three thousand, one hundred forty-six".