20120544411 has 48 divisors (see below), whose sum is σ = 30228086784. Its totient is φ = 11891880000.

The previous prime is 20120544401. The next prime is 20120544461. The reversal of 20120544411 is 11444502102.

It is not a de Polignac number, because 20120544411 - 2⁹ = 20120543899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20120544401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2452326 + ... + 2460516.

It is an arithmetic number, because the mean of its divisors is an integer number (629751808).

Almost surely, 2^20120544411 is an apocalyptic number.

20120544411 is a deficient number, since it is larger than the sum of its proper divisors (10107542373).

20120544411 is a wasteful number, since it uses less digits than its factorization.

20120544411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8384 (or 8373 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The spelling of 20120544411 in words is "twenty billion, one hundred twenty million, five hundred forty-four thousand, four hundred eleven".