11012131842 has 16 divisors (see below), whose sum is σ = 22025304000. Its totient is φ = 3670537232.

The previous prime is 11012131841. The next prime is 11012131847. The reversal of 11012131842 is 24813121011.

It is not an unprimeable number, because it can be changed into a prime (11012131841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195523 + ... + 245465.

It is an arithmetic number, because the mean of its divisors is an integer number (1376581500).

Almost surely, 2^11012131842 is an apocalyptic number.

11012131842 is an abundant number, since it is smaller than the sum of its proper divisors (11013172158).

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

11012131842 is a wasteful number, since it uses less digits than its factorization.

11012131842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86697.

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 11012131842 its reverse (24813121011), we get a palindrome (35825252853).

The spelling of 11012131842 in words is "eleven billion, twelve million, one hundred thirty-one thousand, eight hundred forty-two".