231100320002 has 4 divisors (see below), whose sum is σ = 346650480006. Its totient is φ = 115550160000.

The previous prime is 231100319999. The next prime is 231100320029. The reversal of 231100320002 is 200023001132.

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., 206969493721 + 24130826281 = 454939^2 + 155341^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57775079999 + ... + 57775080002.

Almost surely, 2^231100320002 is an apocalyptic number.

231100320002 is a deficient number, since it is larger than the sum of its proper divisors (115550160004).

231100320002 is a wasteful number, since it uses less digits than its factorization.

231100320002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115550160003.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 231100320002 its reverse (200023001132), we get a palindrome (431123321134).

The spelling of 231100320002 in words is "two hundred thirty-one billion, one hundred million, three hundred twenty thousand, two".