20242101 has 32 divisors (see below), whose sum is σ = 31113216. Its totient is φ = 11592000.

The previous prime is 20242099. The next prime is 20242109. The reversal of 20242101 is 10124202.

It is not a de Polignac number, because 20242101 - 2¹ = 20242099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20242109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47871 + ... + 48291.

It is an arithmetic number, because the mean of its divisors is an integer number (972288).

Almost surely, 2^20242101 is an apocalyptic number.

It is an amenable number.

20242101 is a deficient number, since it is larger than the sum of its proper divisors (10871115).

20242101 is a wasteful number, since it uses less digits than its factorization.

20242101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 20242101 is about 4499.1222477279. The cubic root of 20242101 is about 272.5326437340.

Adding to 20242101 its reverse (10124202), we get a palindrome (30366303).

The spelling of 20242101 in words is "twenty million, two hundred forty-two thousand, one hundred one".