11103011231000 has 64 divisors (see below), whose sum is σ = 27979588334880. Its totient is φ = 4099573372800.

The previous prime is 11103011230999. The next prime is 11103011231069. The reversal of 11103011231000 is 13211030111.

It is a happy number.

It is a super-2 number, since 2×11103011231000² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427025894 + ... + 427051893.

Almost surely, 2^{11103011231000} is an apocalyptic number.

11103011231000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11103011231000 is an abundant number, since it is smaller than the sum of its proper divisors (16876577103880).

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

11103011231000 is a wasteful number, since it uses less digits than its factorization.

11103011231000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854077821 (or 854077807 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11103011231000 its reverse (13211030111), we get a palindrome (11116222261111).

The spelling of 11103011231000 in words is "eleven trillion, one hundred three billion, eleven million, two hundred thirty-one thousand".