1101131303145 has 16 divisors (see below), whose sum is σ = 1762479274752. Its totient is φ = 587046965120.

The previous prime is 1101131303141. The next prime is 1101131303201. The reversal of 1101131303145 is 5413031311011.

It is not a de Polignac number, because 1101131303145 - 2² = 1101131303141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101131303141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13900641 + ... + 13979630.

It is an arithmetic number, because the mean of its divisors is an integer number (110154954672).

Almost surely, 2^{1101131303145} is an apocalyptic number.

1101131303145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1101131303145 is a deficient number, since it is larger than the sum of its proper divisors (661347971607).

1101131303145 is a wasteful number, since it uses less digits than its factorization.

1101131303145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27882912.

The product of its (nonzero) digits is 540, while the sum is 24.

Adding to 1101131303145 its reverse (5413031311011), we get a palindrome (6514162614156).

The spelling of 1101131303145 in words is "one trillion, one hundred one billion, one hundred thirty-one million, three hundred three thousand, one hundred forty-five".