2111134035712 has 144 divisors (see below), whose sum is σ = 4556447844480. Its totient is φ = 970455822336.

The previous prime is 2111134035691. The next prime is 2111134035733. The reversal of 2111134035712 is 2175304311112.

It is an interprime number because it is at equal distance from previous prime (2111134035691) and next prime (2111134035733).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1266426303 + ... + 1266427969.

It is an arithmetic number, because the mean of its divisors is an integer number (31641998920).

Almost surely, 2^{2111134035712} 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 2111134035712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2278223922240).

2111134035712 is an abundant number, since it is smaller than the sum of its proper divisors (2445313808768).

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

2111134035712 is a wasteful number, since it uses less digits than its factorization.

2111134035712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2998 (or 2984 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

Adding to 2111134035712 its reverse (2175304311112), we get a palindrome (4286438346824).

The spelling of 2111134035712 in words is "two trillion, one hundred eleven billion, one hundred thirty-four million, thirty-five thousand, seven hundred twelve".