11212040342 has 8 divisors (see below), whose sum is σ = 16818668496. Its totient is φ = 5605817512.

The previous prime is 11212040341. The next prime is 11212040377. The reversal of 11212040342 is 24304021211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212040341) 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, 18698 + ... + 150909.

It is an arithmetic number, because the mean of its divisors is an integer number (2102333562).

Almost surely, 2^11212040342 is an apocalyptic number.

11212040342 is a deficient number, since it is larger than the sum of its proper divisors (5606628154).

11212040342 is a wasteful number, since it uses less digits than its factorization.

11212040342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202662.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11212040342 its reverse (24304021211), we get a palindrome (35516061553).

The spelling of 11212040342 in words is "eleven billion, two hundred twelve million, forty thousand, three hundred forty-two".