220129066029 has 16 divisors (see below), whose sum is σ = 301570498880. Its totient is φ = 142723658880.

The previous prime is 220129066019. The next prime is 220129066039. The reversal of 220129066029 is 920660921022.

It is an interprime number because it is at equal distance from previous prime (220129066019) and next prime (220129066039).

It is not a de Polignac number, because 220129066029 - 2¹⁶ = 220129000493 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 (220129066019) 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, 181519 + ... + 687900.

It is an arithmetic number, because the mean of its divisors is an integer number (18848156180).

Almost surely, 2^220129066029 is an apocalyptic number.

It is an amenable number.

220129066029 is a deficient number, since it is larger than the sum of its proper divisors (81441432851).

220129066029 is a wasteful number, since it uses less digits than its factorization.

220129066029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871740.

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 220129066029 in words is "two hundred twenty billion, one hundred twenty-nine million, sixty-six thousand, twenty-nine".