100201200111 has 12 divisors (see below), whose sum is σ = 146227182192. Its totient is φ = 66112131456.

The previous prime is 100201200089. The next prime is 100201200133. The reversal of 100201200111 is 111002102001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (100201200089) and next prime (100201200133).

It is not a de Polignac number, because 100201200111 - 2⁵ = 100201200079 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 100201200093 and 100201200102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100201200611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57388131 + ... + 57389876.

It is an arithmetic number, because the mean of its divisors is an integer number (12185598516).

Almost surely, 2^100201200111 is an apocalyptic number.

100201200111 is a deficient number, since it is larger than the sum of its proper divisors (46025982081).

100201200111 is a wasteful number, since it uses less digits than its factorization.

100201200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114778110 (or 114778107 counting only the distinct ones).

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

Adding to 100201200111 its reverse (111002102001), we get a palindrome (211203302112).

The spelling of 100201200111 in words is "one hundred billion, two hundred one million, two hundred thousand, one hundred eleven".