2040021103 has 2 divisors, whose sum is σ = 2040021104. Its totient is φ = 2040021102.

The previous prime is 2040021091. The next prime is 2040021119. The reversal of 2040021103 is 3011200402.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2040021103 is a prime.

It is a super-2 number, since 2×2040021103² = 8323372201370673218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040021163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020010551 + 1020010552.

It is an arithmetic number, because the mean of its divisors is an integer number (1020010552).

Almost surely, 2^2040021103 is an apocalyptic number.

2040021103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040021103 is an equidigital number, since it uses as much as digits as its factorization.

2040021103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2040021103 is about 45166.5927760773. The cubic root of 2040021103 is about 1268.2695142971.

Adding to 2040021103 its reverse (3011200402), we get a palindrome (5051221505).

The spelling of 2040021103 in words is "two billion, forty million, twenty-one thousand, one hundred three".