1011313221442 has 16 divisors (see below), whose sum is σ = 1609474668192. Its totient is φ = 474942825280.

The previous prime is 1011313221439. The next prime is 1011313221467. The reversal of 1011313221442 is 2441223131101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30273028 + ... + 30306415.

It is an arithmetic number, because the mean of its divisors is an integer number (100592166762).

Almost surely, 2^{1011313221442} is an apocalyptic number.

1011313221442 is a deficient number, since it is larger than the sum of its proper divisors (598161446750).

1011313221442 is a wasteful number, since it uses less digits than its factorization.

1011313221442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60579953.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1011313221442 its reverse (2441223131101), we get a palindrome (3452536352543).

The spelling of 1011313221442 in words is "one trillion, eleven billion, three hundred thirteen million, two hundred twenty-one thousand, four hundred forty-two".