11001202101 has 24 divisors (see below), whose sum is σ = 15947642880. Its totient is φ = 7307870496.

The previous prime is 11001202021. The next prime is 11001202181. The reversal of 11001202101 is 10120210011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11001202021) and next prime (11001202181).

It is not a de Polignac number, because 11001202101 - 2³¹ = 8853718453 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 (11001202181) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3718915 + ... + 3721871.

It is an arithmetic number, because the mean of its divisors is an integer number (664485120).

Almost surely, 2^11001202101 is an apocalyptic number.

It is an amenable number.

11001202101 is a deficient number, since it is larger than the sum of its proper divisors (4946440779).

11001202101 is a wasteful number, since it uses less digits than its factorization.

11001202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4305 (or 4302 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11001202101 its reverse (10120210011), we get a palindrome (21121412112).

The spelling of 11001202101 in words is "eleven billion, one million, two hundred two thousand, one hundred one".