2111454216 has 48 divisors (see below), whose sum is σ = 5930324400. Its totient is φ = 703817424.

The previous prime is 2111454197. The next prime is 2111454229. The reversal of 2111454216 is 6124541112.

2111454216 is a `hidden beast` number, since 2 + 1 + 114 + 542 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 2111454216.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 541126 + ... + 545013.

It is an arithmetic number, because the mean of its divisors is an integer number (123548425).

Almost surely, 2^2111454216 is an apocalyptic number.

It is an amenable number.

2111454216 is an abundant number, since it is smaller than the sum of its proper divisors (3818870184).

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

2111454216 is a wasteful number, since it uses less digits than its factorization.

2111454216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086160 (or 1086144 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 2111454216 is about 45950.5627386651. The cubic root of 2111454216 is about 1282.9032034796.

Adding to 2111454216 its reverse (6124541112), we get a palindrome (8235995328).

The spelling of 2111454216 in words is "two billion, one hundred eleven million, four hundred fifty-four thousand, two hundred sixteen".