11211354042 has 32 divisors (see below), whose sum is σ = 26452598784. Its totient is φ = 3099913200.

The previous prime is 11211354041. The next prime is 11211354059. The reversal of 11211354042 is 24045311211.

It is not an unprimeable number, because it can be changed into a prime (11211354041) 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, 4304134 + ... + 4306737.

It is an arithmetic number, because the mean of its divisors is an integer number (826643712).

Almost surely, 2^11211354042 is an apocalyptic number.

11211354042 is an abundant number, since it is smaller than the sum of its proper divisors (15241244742).

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

11211354042 is a wasteful number, since it uses less digits than its factorization.

11211354042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8610914.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 11211354042 its reverse (24045311211), we get a palindrome (35256665253).

The spelling of 11211354042 in words is "eleven billion, two hundred eleven million, three hundred fifty-four thousand, forty-two".