2661134212 has 12 divisors (see below), whose sum is σ = 5080347216. Its totient is φ = 1209606440.

The previous prime is 2661134153. The next prime is 2661134257. The reversal of 2661134212 is 2124311662.

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, 30240118 + ... + 30240205.

It is an arithmetic number, because the mean of its divisors is an integer number (423362268).

Almost surely, 2^2661134212 is an apocalyptic number.

2661134212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2661134212 is a deficient number, since it is larger than the sum of its proper divisors (2419213004).

2661134212 is a wasteful number, since it uses less digits than its factorization.

2661134212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60480338 (or 60480336 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 2661134212 is about 51586.1823747406. The cubic root of 2661134212 is about 1385.7628872801.

Adding to 2661134212 its reverse (2124311662), we get a palindrome (4785445874).

The spelling of 2661134212 in words is "two billion, six hundred sixty-one million, one hundred thirty-four thousand, two hundred twelve".