1120001011101 has 48 divisors (see below), whose sum is σ = 1853512502400. Its totient is φ = 638401688064.

The previous prime is 1120001011099. The next prime is 1120001011111. The reversal of 1120001011101 is 1011101000211.

It is not a de Polignac number, because 1120001011101 - 2¹ = 1120001011099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120001011111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 115590265 + ... + 115599953.

It is an arithmetic number, because the mean of its divisors is an integer number (38614843800).

Almost surely, 2^{1120001011101} is an apocalyptic number.

It is an amenable number.

1120001011101 is a deficient number, since it is larger than the sum of its proper divisors (733511491299).

1120001011101 is a wasteful number, since it uses less digits than its factorization.

1120001011101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14098 (or 14095 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1120001011101 its reverse (1011101000211), we get a palindrome (2131102011312).

The spelling of 1120001011101 in words is "one trillion, one hundred twenty billion, one million, eleven thousand, one hundred one".