1131023413102 has 32 divisors (see below), whose sum is σ = 2062772801280. Its totient is φ = 458393950080.

The previous prime is 1131023413073. The next prime is 1131023413109. The reversal of 1131023413102 is 2013143201311.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131023413109) 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, 79575178 + ... + 79589389.

It is an arithmetic number, because the mean of its divisors is an integer number (64461650040).

Almost surely, 2^{1131023413102} is an apocalyptic number.

1131023413102 is a deficient number, since it is larger than the sum of its proper divisors (931749388178).

1131023413102 is a wasteful number, since it uses less digits than its factorization.

1131023413102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159164616.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1131023413102 its reverse (2013143201311), we get a palindrome (3144166614413).

The spelling of 1131023413102 in words is "one trillion, one hundred thirty-one billion, twenty-three million, four hundred thirteen thousand, one hundred two".