2198546101 has 4 divisors (see below), whose sum is σ = 2202917472. Its totient is φ = 2194174732.

The previous prime is 2198546047. The next prime is 2198546113. The reversal of 2198546101 is 1016458912.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2198546101 - 2¹¹ = 2198544053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2198546171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2184931 + ... + 2185936.

It is an arithmetic number, because the mean of its divisors is an integer number (550729368).

Almost surely, 2^2198546101 is an apocalyptic number.

It is an amenable number.

2198546101 is a deficient number, since it is larger than the sum of its proper divisors (4371371).

2198546101 is an equidigital number, since it uses as much as digits as its factorization.

2198546101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4371370.

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 2198546101 is about 46888.6564213563. The cubic root of 2198546101 is about 1300.3048793809.

It can be divided in two parts, 21985 and 46101, that added together give a palindrome (68086).

The spelling of 2198546101 in words is "two billion, one hundred ninety-eight million, five hundred forty-six thousand, one hundred one".