231102122 has 4 divisors (see below), whose sum is σ = 346653186. Its totient is φ = 115551060.

The previous prime is 231102119. The next prime is 231102133. The reversal of 231102122 is 221201132.

It is a happy number.

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., 214300321 + 16801801 = 14639^2 + 4099^2 .

It is a junction number, because it is equal to n+sod(n) for n = 231102097 and 231102106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57775529 + ... + 57775532.

Almost surely, 2^231102122 is an apocalyptic number.

231102122 is a deficient number, since it is larger than the sum of its proper divisors (115551064).

231102122 is a wasteful number, since it uses less digits than its factorization.

231102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115551063.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 231102122 is about 15202.0433494975. The cubic root of 231102122 is about 613.6696490284.

Adding to 231102122 its reverse (221201132), we get a palindrome (452303254).

The spelling of 231102122 in words is "two hundred thirty-one million, one hundred two thousand, one hundred twenty-two".