11002140234 has 48 divisors (see below), whose sum is σ = 24699074400. Its totient is φ = 3535303968.

The previous prime is 11002140221. The next prime is 11002140271. The reversal of 11002140234 is 43204120011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 319257 + ... + 352035.

It is an arithmetic number, because the mean of its divisors is an integer number (514564050).

Almost surely, 2^11002140234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11002140234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12349537200).

11002140234 is an abundant number, since it is smaller than the sum of its proper divisors (13696934166).

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

11002140234 is a wasteful number, since it uses less digits than its factorization.

11002140234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33459 (or 33456 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11002140234 its reverse (43204120011), we get a palindrome (54206260245).

The spelling of 11002140234 in words is "eleven billion, two million, one hundred forty thousand, two hundred thirty-four".