1031010221102 has 4 divisors (see below), whose sum is σ = 1546515331656. Its totient is φ = 515505110550.

The previous prime is 1031010221063. The next prime is 1031010221233. The reversal of 1031010221102 is 2011220101301.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257752555274 + ... + 257752555277.

It is an arithmetic number, because the mean of its divisors is an integer number (386628832914).

Almost surely, 2^{1031010221102} is an apocalyptic number.

1031010221102 is a deficient number, since it is larger than the sum of its proper divisors (515505110554).

1031010221102 is an equidigital number, since it uses as much as digits as its factorization.

1031010221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515505110553.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1031010221102 its reverse (2011220101301), we get a palindrome (3042230322403).

The spelling of 1031010221102 in words is "one trillion, thirty-one billion, ten million, two hundred twenty-one thousand, one hundred two".