2043020423135 has 16 divisors (see below), whose sum is σ = 2454426942240. Its totient is φ = 1632548580480.

The previous prime is 2043020423131. The next prime is 2043020423149. The reversal of 2043020423135 is 5313240203402.

It is a happy number.

It is not a de Polignac number, because 2043020423135 - 2² = 2043020423131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2043020423098 and 2043020423107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043020423131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34832744 + ... + 34891346.

It is an arithmetic number, because the mean of its divisors is an integer number (153401683890).

Almost surely, 2^{2043020423135} is an apocalyptic number.

2043020423135 is a deficient number, since it is larger than the sum of its proper divisors (411406519105).

2043020423135 is a wasteful number, since it uses less digits than its factorization.

2043020423135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66458.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 2043020423135 its reverse (5313240203402), we get a palindrome (7356260626537).

The spelling of 2043020423135 in words is "two trillion, forty-three billion, twenty million, four hundred twenty-three thousand, one hundred thirty-five".