11121012011101 has 4 divisors (see below), whose sum is σ = 11121412897152. Its totient is φ = 11120611125052.

The previous prime is 11121012011071. The next prime is 11121012011143. The reversal of 11121012011101 is 10111021012111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11121012011101 - 2⁵ = 11121012011069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121012011401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200401411 + ... + 200456896.

It is an arithmetic number, because the mean of its divisors is an integer number (2780353224288).

Almost surely, 2^{11121012011101} is an apocalyptic number.

It is an amenable number.

11121012011101 is a deficient number, since it is larger than the sum of its proper divisors (400886051).

11121012011101 is an equidigital number, since it uses as much as digits as its factorization.

11121012011101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400886050.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11121012011101 its reverse (10111021012111), we get a palindrome (21232033023212).

The spelling of 11121012011101 in words is "eleven trillion, one hundred twenty-one billion, twelve million, eleven thousand, one hundred one".