1031010221103 has 8 divisors (see below), whose sum is σ = 1381802991408. Its totient is φ = 683778799104.

The previous prime is 1031010221063. The next prime is 1031010221233. The reversal of 1031010221103 is 3011220101301.

It is a happy number.

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

It is not a de Polignac number, because 1031010221103 - 2⁶ = 1031010221039 is a prime.

It is a super-3 number, since 3×1031010221103³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031010221903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 890336400 + ... + 890337557.

It is an arithmetic number, because the mean of its divisors is an integer number (172725373926).

Almost surely, 2^{1031010221103} is an apocalyptic number.

1031010221103 is a deficient number, since it is larger than the sum of its proper divisors (350792770305).

1031010221103 is a wasteful number, since it uses less digits than its factorization.

1031010221103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780674153.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1031010221103 its reverse (3011220101301), we get a palindrome (4042230322404).

The spelling of 1031010221103 in words is "one trillion, thirty-one billion, ten million, two hundred twenty-one thousand, one hundred three".