20212111411042 has 32 divisors (see below), whose sum is σ = 31729324437504. Its totient is φ = 9638255787600.

The previous prime is 20212111411021. The next prime is 20212111411049. The reversal of 20212111411042 is 24011411121202.

It is not an unprimeable number, because it can be changed into a prime (20212111411049) 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, 485718817 + ... + 485760427.

It is an arithmetic number, because the mean of its divisors is an integer number (991541388672).

Almost surely, 2^{20212111411042} is an apocalyptic number.

20212111411042 is a deficient number, since it is larger than the sum of its proper divisors (11517213026462).

20212111411042 is a wasteful number, since it uses less digits than its factorization.

20212111411042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72414.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 20212111411042 its reverse (24011411121202), we get a palindrome (44223522532244).

The spelling of 20212111411042 in words is "twenty trillion, two hundred twelve billion, one hundred eleven million, four hundred eleven thousand, forty-two".