1050111216 has 400 divisors, whose sum is σ = 4018671360. Its totient is φ = 256296960.

The previous prime is 1050111203. The next prime is 1050111217. The reversal of 1050111216 is 6121110501.

It is a happy number.

It is a super-2 number, since 2×1050111216² = 2205467131937997312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050111217) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1696155 + ... + 1696773.

Almost surely, 2^1050111216 is an apocalyptic number.

1050111216 is a gapful number since it is divisible by the number (16) 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 1050111216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2009335680).

1050111216 is an abundant number, since it is smaller than the sum of its proper divisors (2968560144).

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

1050111216 is a wasteful number, since it uses less digits than its factorization.

1050111216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674 (or 659 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

The square root of 1050111216 is about 32405.4195467363. The cubic root of 1050111216 is about 1016.4322411153.

Adding to 1050111216 its reverse (6121110501), we get a palindrome (7171221717).

The spelling of 1050111216 in words is "one billion, fifty million, one hundred eleven thousand, two hundred sixteen".