3123122102 has 4 divisors (see below), whose sum is σ = 4684683156. Its totient is φ = 1561561050.

The previous prime is 3123122083. The next prime is 3123122141. The reversal of 3123122102 is 2012213213.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2012213213 = 23 ⋅87487531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 780780524 + ... + 780780527.

It is an arithmetic number, because the mean of its divisors is an integer number (1171170789).

Almost surely, 2^3123122102 is an apocalyptic number.

3123122102 is a deficient number, since it is larger than the sum of its proper divisors (1561561054).

3123122102 is a wasteful number, since it uses less digits than its factorization.

3123122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561561053.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3123122102 is about 55884.9004830464. The cubic root of 3123122102 is about 1461.7159567156.

Adding to 3123122102 its reverse (2012213213), we get a palindrome (5135335315).

The spelling of 3123122102 in words is "three billion, one hundred twenty-three million, one hundred twenty-two thousand, one hundred two".