11012100201 has 16 divisors (see below), whose sum is σ = 16320617920. Its totient is φ = 7338522240.

The previous prime is 11012100193. The next prime is 11012100257. The reversal of 11012100201 is 10200121011.

It is a happy number.

It is not a de Polignac number, because 11012100201 - 2³ = 11012100193 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012100301) 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, 8635 + ... + 148656.

It is an arithmetic number, because the mean of its divisors is an integer number (1020038620).

Almost surely, 2^11012100201 is an apocalyptic number.

It is an amenable number.

11012100201 is a deficient number, since it is larger than the sum of its proper divisors (5308517719).

11012100201 is a wasteful number, since it uses less digits than its factorization.

11012100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159893 (or 159887 counting only the distinct ones).

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

Adding to 11012100201 its reverse (10200121011), we get a palindrome (21212221212).

The spelling of 11012100201 in words is "eleven billion, twelve million, one hundred thousand, two hundred one".