1120345042121 has 32 divisors (see below), whose sum is σ = 1178871045120. Its totient is φ = 1063599989184.

The previous prime is 1120345042073. The next prime is 1120345042133. The reversal of 1120345042121 is 1212405430211.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120345042121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120345042151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 349778306 + ... + 349781508.

It is an arithmetic number, because the mean of its divisors is an integer number (36839720160).

Almost surely, 2^{1120345042121} is an apocalyptic number.

It is an amenable number.

1120345042121 is a deficient number, since it is larger than the sum of its proper divisors (58526002999).

1120345042121 is a wasteful number, since it uses less digits than its factorization.

1120345042121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4445.

The product of its (nonzero) digits is 1920, while the sum is 26.

The spelling of 1120345042121 in words is "one trillion, one hundred twenty billion, three hundred forty-five million, forty-two thousand, one hundred twenty-one".