2112512354541 has 6 divisors (see below), whose sum is σ = 3051406734350. Its totient is φ = 1408341569688.

The previous prime is 2112512354539. The next prime is 2112512354549. The reversal of 2112512354541 is 1454532152112.

2112512354541 is a `hidden beast` number, since 2 + 1 + 1 + 2 + 51 + 23 + 545 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1171265062500 + 941247292041 = 1082250^2 + 970179^2 .

It is not a de Polignac number, because 2112512354541 - 2¹ = 2112512354539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2112512354496 and 2112512354505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112512354549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117361797466 + ... + 117361797483.

Almost surely, 2^{2112512354541} is an apocalyptic number.

It is an amenable number.

2112512354541 is a deficient number, since it is larger than the sum of its proper divisors (938894379809).

2112512354541 is a wasteful number, since it uses less digits than its factorization.

2112512354541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234723594955 (or 234723594952 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

The spelling of 2112512354541 in words is "two trillion, one hundred twelve billion, five hundred twelve million, three hundred fifty-four thousand, five hundred forty-one".