2120341777541 has 16 divisors (see below), whose sum is σ = 2295619522560. Its totient is φ = 1946805214080.

The previous prime is 2120341777523. The next prime is 2120341777579. The reversal of 2120341777541 is 1457771430212.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120341777541 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2120341777492 and 2120341777501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120341777241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30578276 + ... + 30647538.

It is an arithmetic number, because the mean of its divisors is an integer number (143476220160).

Almost surely, 2^{2120341777541} is an apocalyptic number.

It is an amenable number.

2120341777541 is a deficient number, since it is larger than the sum of its proper divisors (175277745019).

2120341777541 is a wasteful number, since it uses less digits than its factorization.

2120341777541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81796.

The product of its (nonzero) digits is 329280, while the sum is 44.

The spelling of 2120341777541 in words is "two trillion, one hundred twenty billion, three hundred forty-one million, seven hundred seventy-seven thousand, five hundred forty-one".