11110001142 has 16 divisors (see below), whose sum is σ = 22221038592. Its totient is φ = 3703161000.

The previous prime is 11110001131. The next prime is 11110001173. The reversal of 11110001142 is 24110001111.

It is a congruent 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, 214267 + ... + 261017.

It is an arithmetic number, because the mean of its divisors is an integer number (1388814912).

Almost surely, 2^11110001142 is an apocalyptic number.

11110001142 is an abundant number, since it is smaller than the sum of its proper divisors (11111037450).

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

11110001142 is a wasteful number, since it uses less digits than its factorization.

11110001142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86363.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11110001142 its reverse (24110001111), we get a palindrome (35220002253).

The spelling of 11110001142 in words is "eleven billion, one hundred ten million, one thousand, one hundred forty-two".