1201111140044 has 12 divisors (see below), whose sum is σ = 2108181721464. Its totient is φ = 598773505344.

The previous prime is 1201111139981. The next prime is 1201111140077. The reversal of 1201111140044 is 4400411111021.

It is a junction number, because it is equal to n+sod(n) for n = 1201111139998 and 1201111140025.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 445514654 + ... + 445517349.

It is an arithmetic number, because the mean of its divisors is an integer number (175681810122).

Almost surely, 2^{1201111140044} is an apocalyptic number.

It is an amenable number.

1201111140044 is a deficient number, since it is larger than the sum of its proper divisors (907070581420).

1201111140044 is a wasteful number, since it uses less digits than its factorization.

1201111140044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891032344 (or 891032342 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 1201111140044 its reverse (4400411111021), we get a palindrome (5601522251065).

The spelling of 1201111140044 in words is "one trillion, two hundred one billion, one hundred eleven million, one hundred forty thousand, forty-four".