2120032403 has 2 divisors, whose sum is σ = 2120032404. Its totient is φ = 2120032402.

The previous prime is 2120032399. The next prime is 2120032457. The reversal of 2120032403 is 3042300212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120032403 - 2² = 2120032399 is a prime.

It is not a weakly prime, because it can be changed into another prime (2120032303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060016201 + 1060016202.

It is an arithmetic number, because the mean of its divisors is an integer number (1060016202).

Almost surely, 2^2120032403 is an apocalyptic number.

2120032403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120032403 is an equidigital number, since it uses as much as digits as its factorization.

2120032403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2120032403 is about 46043.8096056354. The cubic root of 2120032403 is about 1284.6382026350.

Adding to 2120032403 its reverse (3042300212), we get a palindrome (5162332615).

The spelling of 2120032403 in words is "two billion, one hundred twenty million, thirty-two thousand, four hundred three".