1020105310226 has 8 divisors (see below), whose sum is σ = 1544196112140. Its totient is φ = 505373272848.

The previous prime is 1020105310219. The next prime is 1020105310297. The reversal of 1020105310226 is 6220135010201.

It can be written as a sum of positive squares in 2 ways, for example, as 966141555625 + 53963754601 = 982925^2 + 232301^2 .

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

It is a super-2 number, since 2×1020105310226² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2339690861 + ... + 2339691296.

Almost surely, 2^{1020105310226} is an apocalyptic number.

1020105310226 is a deficient number, since it is larger than the sum of its proper divisors (524090801914).

1020105310226 is a wasteful number, since it uses less digits than its factorization.

1020105310226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4679382268.

The product of its (nonzero) digits is 720, while the sum is 23.

It can be divided in two parts, 1020105 and 310226, that added together give a palindrome (1330331).

The spelling of 1020105310226 in words is "one trillion, twenty billion, one hundred five million, three hundred ten thousand, two hundred twenty-six".