2011960322028 has 96 divisors (see below), whose sum is σ = 5268677400000. Its totient is φ = 663907622400.

The previous prime is 2011960321909. The next prime is 2011960322081. The reversal of 2011960322028 is 8202230691102.

It is a happy number.

2011960322028 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 9 + 603 + 2 + 20 + 28 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2011960321983 and 2011960322001.

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, 99350848 + ... + 99371096.

It is an arithmetic number, because the mean of its divisors is an integer number (54882056250).

Almost surely, 2^{2011960322028} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2011960322028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2634338700000).

2011960322028 is an abundant number, since it is smaller than the sum of its proper divisors (3256717077972).

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

2011960322028 is a wasteful number, since it uses less digits than its factorization.

2011960322028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29472 (or 29464 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 2011960322028 in words is "two trillion, eleven billion, nine hundred sixty million, three hundred twenty-two thousand, twenty-eight".