20110024434 has 32 divisors (see below), whose sum is σ = 40603006080. Its totient is φ = 6639594752.

The previous prime is 20110024399. The next prime is 20110024463. The reversal of 20110024434 is 43442001102.

It is a self number, because there is not a number n which added to its sum of digits gives 20110024434.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1100827 + ... + 1118945.

It is an arithmetic number, because the mean of its divisors is an integer number (1268843940).

Almost surely, 2^20110024434 is an apocalyptic number.

20110024434 is an abundant number, since it is smaller than the sum of its proper divisors (20492981646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20110024434 is a wasteful number, since it uses less digits than its factorization.

20110024434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19874.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 20110024434 its reverse (43442001102), we get a palindrome (63552025536).

The spelling of 20110024434 in words is "twenty billion, one hundred ten million, twenty-four thousand, four hundred thirty-four".