1011150442015 has 64 divisors (see below), whose sum is σ = 1425509176320. Its totient is φ = 674233574400.

The previous prime is 1011150441979. The next prime is 1011150442021. The reversal of 1011150442015 is 5102440511101.

It is a happy number.

It is not a de Polignac number, because 1011150442015 - 2¹¹ = 1011150439967 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 372704299 + ... + 372707011.

It is an arithmetic number, because the mean of its divisors is an integer number (22273580880).

Almost surely, 2^{1011150442015} is an apocalyptic number.

1011150442015 is a deficient number, since it is larger than the sum of its proper divisors (414358734305).

1011150442015 is a wasteful number, since it uses less digits than its factorization.

1011150442015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4672.

The product of its (nonzero) digits is 800, while the sum is 25.

Adding to 1011150442015 its reverse (5102440511101), we get a palindrome (6113590953116).

The spelling of 1011150442015 in words is "one trillion, eleven billion, one hundred fifty million, four hundred forty-two thousand, fifteen".