1121310301020 has 96 divisors (see below), whose sum is σ = 3864207825408. Its totient is φ = 236584150272.

The previous prime is 1121310301019. The next prime is 1121310301039. The reversal of 1121310301020 is 201030131211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102678634 + ... + 102689553.

It is an arithmetic number, because the mean of its divisors is an integer number (40252164848).

Almost surely, 2^{1121310301020} is an apocalyptic number.

1121310301020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121310301020 is an abundant number, since it is smaller than the sum of its proper divisors (2742897524388).

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

1121310301020 is a wasteful number, since it uses less digits than its factorization.

1121310301020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205368219 (or 205368217 counting only the distinct ones).

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

Adding to 1121310301020 its reverse (201030131211), we get a palindrome (1322340432231).

The spelling of 1121310301020 in words is "one trillion, one hundred twenty-one billion, three hundred ten million, three hundred one thousand, twenty".