10011121101 has 16 divisors (see below), whose sum is σ = 14836742400. Its totient is φ = 6671627424.

The previous prime is 10011121069. The next prime is 10011121103. The reversal of 10011121101 is 10112111001.

It is not a de Polignac number, because 10011121101 - 2⁵ = 10011121069 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 (10011121103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8220 + ... + 141738.

It is an arithmetic number, because the mean of its divisors is an integer number (927296400).

Almost surely, 2^10011121101 is an apocalyptic number.

It is an amenable number.

10011121101 is a deficient number, since it is larger than the sum of its proper divisors (4825621299).

10011121101 is a wasteful number, since it uses less digits than its factorization.

10011121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136305 (or 136299 counting only the distinct ones).

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

Adding to 10011121101 its reverse (10112111001), we get a palindrome (20123232102).

The spelling of 10011121101 in words is "ten billion, eleven million, one hundred twenty-one thousand, one hundred one".