1131012102003 has 16 divisors (see below), whose sum is σ = 1814154750720. Its totient is φ = 612277227936.

The previous prime is 1131012102001. The next prime is 1131012102043. The reversal of 1131012102003 is 3002012101311.

It is a happy number.

It is not a de Polignac number, because 1131012102003 - 2¹ = 1131012102001 is a prime.

It is a super-2 number, since 2×1131012102003² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1131012102001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1417308000 + ... + 1417308797.

It is an arithmetic number, because the mean of its divisors is an integer number (113384671920).

Almost surely, 2^{1131012102003} is an apocalyptic number.

1131012102003 is a deficient number, since it is larger than the sum of its proper divisors (683142648717).

1131012102003 is a wasteful number, since it uses less digits than its factorization.

1131012102003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2834616826.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1131012102003 its reverse (3002012101311), we get a palindrome (4133024203314).

The spelling of 1131012102003 in words is "one trillion, one hundred thirty-one billion, twelve million, one hundred two thousand, three".