11051114551320 has 128 divisors (see below), whose sum is σ = 33673539153600. Its totient is φ = 2900882939904.

The previous prime is 11051114551283. The next prime is 11051114551391. The reversal of 11051114551320 is 2315541115011.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3219604 + ... + 5698076.

Almost surely, 2^{11051114551320} is an apocalyptic number.

11051114551320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11051114551320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16836769576800).

11051114551320 is an abundant number, since it is smaller than the sum of its proper divisors (22622424602280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11051114551320 is a wasteful number, since it uses less digits than its factorization.

11051114551320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2479069 (or 2479065 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 30.

Adding to 11051114551320 its reverse (2315541115011), we get a palindrome (13366655666331).

The spelling of 11051114551320 in words is "eleven trillion, fifty-one billion, one hundred fourteen million, five hundred fifty-one thousand, three hundred twenty".