11011101045 has 16 divisors (see below), whose sum is σ = 20134584960. Its totient is φ = 5033646144.

The previous prime is 11011101011. The next prime is 11011101047. The reversal of 11011101045 is 54010111011.

It is not a de Polignac number, because 11011101045 - 2⁶ = 11011100981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011101047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52433710 + ... + 52433919.

It is an arithmetic number, because the mean of its divisors is an integer number (1258411560).

Almost surely, 2^11011101045 is an apocalyptic number.

11011101045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11011101045 is a deficient number, since it is larger than the sum of its proper divisors (9123483915).

11011101045 is a wasteful number, since it uses less digits than its factorization.

11011101045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104867644.

The product of its (nonzero) digits is 20, while the sum is 15.

Adding to 11011101045 its reverse (54010111011), we get a palindrome (65021212056).

The spelling of 11011101045 in words is "eleven billion, eleven million, one hundred one thousand, forty-five".