20112240411 has 32 divisors (see below), whose sum is σ = 31483584000. Its totient is φ = 12654084384.

The previous prime is 20112240353. The next prime is 20112240469. The reversal of 20112240411 is 11404221102.

20112240411 is a `hidden beast` number, since 2 + 0 + 1 + 12 + 240 + 411 = 666.

It is an interprime number because it is at equal distance from previous prime (20112240353) and next prime (20112240469).

It is not a de Polignac number, because 20112240411 - 2⁶ = 20112240347 is a prime.

It is a super-2 number, since 2×20112240411² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20112248411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60385 + ... + 209453.

It is an arithmetic number, because the mean of its divisors is an integer number (983862000).

Almost surely, 2^20112240411 is an apocalyptic number.

20112240411 is a deficient number, since it is larger than the sum of its proper divisors (11371343589).

20112240411 is a wasteful number, since it uses less digits than its factorization.

20112240411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149360 (or 149354 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 20112240411 its reverse (11404221102), we get a palindrome (31516461513).

It can be divided in two parts, 2011 and 2240411, that added together give a palindrome (2242422).

The spelling of 20112240411 in words is "twenty billion, one hundred twelve million, two hundred forty thousand, four hundred eleven".