10231221002 has 8 divisors (see below), whose sum is σ = 15347519712. Its totient is φ = 5115381100.

The previous prime is 10231220983. The next prime is 10231221047. The reversal of 10231221002 is 20012213201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52124 + ... + 152247.

It is an arithmetic number, because the mean of its divisors is an integer number (1918439964).

Almost surely, 2^10231221002 is an apocalyptic number.

10231221002 is a deficient number, since it is larger than the sum of its proper divisors (5116298710).

10231221002 is a wasteful number, since it uses less digits than its factorization.

10231221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229404.

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

Adding to 10231221002 its reverse (20012213201), we get a palindrome (30243434203).

The spelling of 10231221002 in words is "ten billion, two hundred thirty-one million, two hundred twenty-one thousand, two".