1011223401313 has 8 divisors (see below), whose sum is σ = 1077893087400. Its totient is φ = 945352154880.

The previous prime is 1011223401269. The next prime is 1011223401319. The reversal of 1011223401313 is 3131043221101.

It can be written as a sum of positive squares in 4 ways, for example, as 261047421184 + 750175980129 = 510928^2 + 866127^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011223401313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011223401319) 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, 199607298 + ... + 199612363.

It is an arithmetic number, because the mean of its divisors is an integer number (134736635925).

Almost surely, 2^{1011223401313} is an apocalyptic number.

It is an amenable number.

1011223401313 is a deficient number, since it is larger than the sum of its proper divisors (66669686087).

1011223401313 is a wasteful number, since it uses less digits than its factorization.

1011223401313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399219827.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1011223401313 its reverse (3131043221101), we get a palindrome (4142266622414).

The spelling of 1011223401313 in words is "one trillion, eleven billion, two hundred twenty-three million, four hundred one thousand, three hundred thirteen".