1011311320330 has 16 divisors (see below), whose sum is σ = 1820810032200. Its totient is φ = 404424604672.

The previous prime is 1011311320309. The next prime is 1011311320391. The reversal of 1011311320330 is 330231131101.

It can be written as a sum of positive squares in 4 ways, for example, as 528635147329 + 482676173001 = 727073^2 + 694749^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1011311320298 and 1011311320307.

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, 12447919 + ... + 12528898.

Almost surely, 2^{1011311320330} is an apocalyptic number.

1011311320330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011311320330 is a deficient number, since it is larger than the sum of its proper divisors (809498711870).

1011311320330 is a wasteful number, since it uses less digits than its factorization.

1011311320330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24980873.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1011311320330 its reverse (330231131101), we get a palindrome (1341542451431).

The spelling of 1011311320330 in words is "one trillion, eleven billion, three hundred eleven million, three hundred twenty thousand, three hundred thirty".