11203140140655 has 16 divisors (see below), whose sum is σ = 17925541822464. Its totient is φ = 5974835542560.

The previous prime is 11203140140629. The next prime is 11203140140657. The reversal of 11203140140655 is 55604104130211.

It is not a de Polignac number, because 11203140140655 - 2¹¹ = 11203140138607 is a prime.

It is a super-2 number, since 2×11203140140655² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11203140140657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10245631 + ... + 11286240.

It is an arithmetic number, because the mean of its divisors is an integer number (1120346363904).

Almost surely, 2^{11203140140655} is an apocalyptic number.

11203140140655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11203140140655 is a deficient number, since it is larger than the sum of its proper divisors (6722401681809).

11203140140655 is a wasteful number, since it uses less digits than its factorization.

11203140140655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21566566.

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 11203140140655 its reverse (55604104130211), we get a palindrome (66807244270866).

The spelling of 11203140140655 in words is "eleven trillion, two hundred three billion, one hundred forty million, one hundred forty thousand, six hundred fifty-five".