1121204104140 has 48 divisors (see below), whose sum is σ = 3139417542240. Its totient is φ = 298983375360.

The previous prime is 1121204104129. The next prime is 1121204104151. The reversal of 1121204104140 is 414014021211.

It is an interprime number because it is at equal distance from previous prime (1121204104129) and next prime (1121204104151).

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, 7557880 + ... + 7704800.

It is an arithmetic number, because the mean of its divisors is an integer number (65404532130).

Almost surely, 2^{1121204104140} is an apocalyptic number.

1121204104140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121204104140 is an abundant number, since it is smaller than the sum of its proper divisors (2018213438100).

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

1121204104140 is a wasteful number, since it uses less digits than its factorization.

1121204104140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274122 (or 274120 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 1121204104140 its reverse (414014021211), we get a palindrome (1535218125351).

The spelling of 1121204104140 in words is "one trillion, one hundred twenty-one billion, two hundred four million, one hundred four thousand, one hundred forty".