11140140123402 has 16 divisors (see below), whose sum is σ = 22281056286240. Its totient is φ = 3713250701232.

The previous prime is 11140140123377. The next prime is 11140140123403. The reversal of 11140140123402 is 20432104104111.

It is a happy number.

It is a super-2 number, since 2×11140140123402² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11140140123403) 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, 32148277 + ... + 32492952.

It is an arithmetic number, because the mean of its divisors is an integer number (1392566017890).

Almost surely, 2^{11140140123402} is an apocalyptic number.

11140140123402 is an abundant number, since it is smaller than the sum of its proper divisors (11140916162838).

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

11140140123402 is a wasteful number, since it uses less digits than its factorization.

11140140123402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64669957.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 11140140123402 its reverse (20432104104111), we get a palindrome (31572244227513).

The spelling of 11140140123402 in words is "eleven trillion, one hundred forty billion, one hundred forty million, one hundred twenty-three thousand, four hundred two".