11215033442 has 16 divisors (see below), whose sum is σ = 17710310400. Its totient is φ = 5311675440.

The previous prime is 11215033373. The next prime is 11215033457. The reversal of 11215033442 is 24433051211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367967 + ... + 397277.

It is an arithmetic number, because the mean of its divisors is an integer number (1106894400).

Almost surely, 2^11215033442 is an apocalyptic number.

11215033442 is a deficient number, since it is larger than the sum of its proper divisors (6495276958).

11215033442 is a wasteful number, since it uses less digits than its factorization.

11215033442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39401.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 11215033442 its reverse (24433051211), we get a palindrome (35648084653).

The spelling of 11215033442 in words is "eleven billion, two hundred fifteen million, thirty-three thousand, four hundred forty-two".