42140211011 has 4 divisors (see below), whose sum is σ = 42140797224. Its totient is φ = 42139624800.

The previous prime is 42140210993. The next prime is 42140211041. The reversal of 42140211011 is 11011204124.

42140211011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42140211011 - 2²² = 42136016707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42140211041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167270 + ... + 335051.

It is an arithmetic number, because the mean of its divisors is an integer number (10535199306).

Almost surely, 2^42140211011 is an apocalyptic number.

42140211011 is a deficient number, since it is larger than the sum of its proper divisors (586213).

42140211011 is an equidigital number, since it uses as much as digits as its factorization.

42140211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586212.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 42140211011 its reverse (11011204124), we get a palindrome (53151415135).

The spelling of 42140211011 in words is "forty-two billion, one hundred forty million, two hundred eleven thousand, eleven".