2111427786000 has 320 divisors, whose sum is σ = 7423694853120. Its totient is φ = 513155635200.

The previous prime is 2111427785977. The next prime is 2111427786049. The reversal of 2111427786000 is 6877241112.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 2111427786000.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5990674 + ... + 6333326.

It is an arithmetic number, because the mean of its divisors is an integer number (23199046416).

Almost surely, 2^{2111427786000} is an apocalyptic number.

2111427786000 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 2111427786000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3711847426560).

2111427786000 is an abundant number, since it is smaller than the sum of its proper divisors (5312267067120).

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

2111427786000 is a wasteful number, since it uses less digits than its factorization.

2111427786000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342771 (or 342755 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 39.

The spelling of 2111427786000 in words is "two trillion, one hundred eleven billion, four hundred twenty-seven million, seven hundred eighty-six thousand".