2011227493600 has 216 divisors, whose sum is σ = 5396024397960. Its totient is φ = 731520092160.

The previous prime is 2011227493519. The next prime is 2011227493631. The reversal of 2011227493600 is 63947221102.

It is a self number, because there is not a number n which added to its sum of digits gives 2011227493600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8947386 + ... + 9169414.

It is an arithmetic number, because the mean of its divisors is an integer number (24981594435).

Almost surely, 2^{2011227493600} is an apocalyptic number.

2011227493600 is a gapful number since it is divisible by the number (20) 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 2011227493600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2698012198980).

2011227493600 is an abundant number, since it is smaller than the sum of its proper divisors (3384796904360).

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

2011227493600 is a wasteful number, since it uses less digits than its factorization.

2011227493600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222142 (or 222116 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 2011227493600 in words is "two trillion, eleven billion, two hundred twenty-seven million, four hundred ninety-three thousand, six hundred".