3656231122 has 4 divisors (see below), whose sum is σ = 5484346686. Its totient is φ = 1828115560.

The previous prime is 3656231099. The next prime is 3656231141. The reversal of 3656231122 is 2211326563.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2211326563 = 8731 ⋅253273.

It can be written as a sum of positive squares in only one way, i.e., 3558003201 + 98227921 = 59649^2 + 9911^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 914057779 + ... + 914057782.

Almost surely, 2^3656231122 is an apocalyptic number.

3656231122 is a deficient number, since it is larger than the sum of its proper divisors (1828115564).

3656231122 is a wasteful number, since it uses less digits than its factorization.

3656231122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1828115563.

The product of its digits is 12960, while the sum is 31.

The square root of 3656231122 is about 60466.7770101897. Note that the first 3 decimals coincide. The cubic root of 3656231122 is about 1540.5573855191.

Adding to 3656231122 its reverse (2211326563), we get a palindrome (5867557685).

The spelling of 3656231122 in words is "three billion, six hundred fifty-six million, two hundred thirty-one thousand, one hundred twenty-two".