11311601242 has 8 divisors (see below), whose sum is σ = 17361992736. Its totient is φ = 5524270332.

The previous prime is 11311601239. The next prime is 11311601243. The reversal of 11311601242 is 24210611311.

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

It is not an unprimeable number, because it can be changed into a prime (11311601243) 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, 65765038 + ... + 65765209.

It is an arithmetic number, because the mean of its divisors is an integer number (2170249092).

Almost surely, 2^11311601242 is an apocalyptic number.

11311601242 is a deficient number, since it is larger than the sum of its proper divisors (6050391494).

11311601242 is a wasteful number, since it uses less digits than its factorization.

11311601242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131530292.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 11311601242 in words is "eleven billion, three hundred eleven million, six hundred one thousand, two hundred forty-two".