102201111001 has 12 divisors (see below), whose sum is σ = 112345689456. Its totient is φ = 92902714520.

The previous prime is 102201110983. The next prime is 102201111059. The reversal of 102201111001 is 100111102201.

It is not a de Polignac number, because 102201111001 - 2¹⁵ = 102201078233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102201111301) 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, 2003130 + ... + 2053516.

It is an arithmetic number, because the mean of its divisors is an integer number (9362140788).

Almost surely, 2^102201111001 is an apocalyptic number.

102201111001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

102201111001 is a deficient number, since it is larger than the sum of its proper divisors (10144578455).

102201111001 is a wasteful number, since it uses less digits than its factorization.

102201111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67172 (or 67161 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 102201111001 its reverse (100111102201), we get a palindrome (202312213202).

The spelling of 102201111001 in words is "one hundred two billion, two hundred one million, one hundred eleven thousand, one".