2102061 has 8 divisors (see below), whose sum is σ = 3018400. Its totient is φ = 1293552.

The previous prime is 2102057. The next prime is 2102069. The reversal of 2102061 is 1602012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2102061 - 2² = 2102057 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 (2102069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26911 + ... + 26988.

It is an arithmetic number, because the mean of its divisors is an integer number (377300).

2^2102061 is an apocalyptic number.

It is an amenable number.

2102061 is a deficient number, since it is larger than the sum of its proper divisors (916339).

2102061 is a wasteful number, since it uses less digits than its factorization.

2102061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53915.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2102061 is about 1449.8486127869. The cubic root of 2102061 is about 128.0997960338.

Adding to 2102061 its reverse (1602012), we get a palindrome (3704073).

The spelling of 2102061 in words is "two million, one hundred two thousand, sixty-one".