1101000155011 has 8 divisors (see below), whose sum is σ = 1173313764864. Its totient is φ = 1030723548360.

The previous prime is 1101000154999. The next prime is 1101000155029. The reversal of 1101000155011 is 1105510001011.

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

It is not a de Polignac number, because 1101000155011 - 2¹³ = 1101000146819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101000155611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509249685 + ... + 509251846.

It is an arithmetic number, because the mean of its divisors is an integer number (146664220608).

Almost surely, 2^{1101000155011} is an apocalyptic number.

1101000155011 is a deficient number, since it is larger than the sum of its proper divisors (72313609853).

1101000155011 is a wasteful number, since it uses less digits than its factorization.

1101000155011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018501601.

The product of its (nonzero) digits is 25, while the sum is 16.

Adding to 1101000155011 its reverse (1105510001011), we get a palindrome (2206510156022).

The spelling of 1101000155011 in words is "one trillion, one hundred one billion, one hundred fifty-five thousand, eleven".