2061011316 has 192 divisors, whose sum is σ = 6177669120. Its totient is φ = 520197120.

The previous prime is 2061011299. The next prime is 2061011317. The reversal of 2061011316 is 6131101602.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 2061011292 and 2061011301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061011317) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3621880 + ... + 3622448.

It is an arithmetic number, because the mean of its divisors is an integer number (32175360).

Almost surely, 2^2061011316 is an apocalyptic number.

2061011316 is a gapful number since it is divisible by the number (26) 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 2061011316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3088834560).

2061011316 is an abundant number, since it is smaller than the sum of its proper divisors (4116657804).

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

2061011316 is a wasteful number, since it uses less digits than its factorization.

2061011316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734 (or 732 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 2061011316 is about 45398.3624814816. The cubic root of 2061011316 is about 1272.6045122158.

Adding to 2061011316 its reverse (6131101602), we get a palindrome (8192112918).

The spelling of 2061011316 in words is "two billion, sixty-one million, eleven thousand, three hundred sixteen".