1121501411044 has 48 divisors (see below), whose sum is σ = 2291632795648. Its totient is φ = 470326445568.

The previous prime is 1121501410987. The next prime is 1121501411081. The reversal of 1121501411044 is 4401141051211.

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, 1900569 + ... + 2419744.

Almost surely, 2^{1121501411044} is an apocalyptic number.

1121501411044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1121501411044 is an abundant number, since it is smaller than the sum of its proper divisors (1170131384604).

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

1121501411044 is a wasteful number, since it uses less digits than its factorization.

1121501411044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4320524 (or 4320522 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 25.

Adding to 1121501411044 its reverse (4401141051211), we get a palindrome (5522642462255).

The spelling of 1121501411044 in words is "one trillion, one hundred twenty-one billion, five hundred one million, four hundred eleven thousand, forty-four".