2120011550 has 24 divisors (see below), whose sum is σ = 3946428216. Its totient is φ = 847315040.

The previous prime is 2120011529. The next prime is 2120011573. The reversal of 2120011550 is 551100212.

It is a congruent number.

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, 47249 + ... + 80451.

It is an arithmetic number, because the mean of its divisors is an integer number (164434509).

Almost surely, 2^2120011550 is an apocalyptic number.

2120011550 is a deficient number, since it is larger than the sum of its proper divisors (1826416666).

2120011550 is a wasteful number, since it uses less digits than its factorization.

2120011550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34492 (or 34487 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 2120011550 is about 46043.5831576996. The cubic root of 2120011550 is about 1284.6339906478.

Adding to 2120011550 its reverse (551100212), we get a palindrome (2671111762).

The spelling of 2120011550 in words is "two billion, one hundred twenty million, eleven thousand, five hundred fifty".