20201112029 has 16 divisors (see below), whose sum is σ = 23629930368. Its totient is φ = 16908236352.

The previous prime is 20201112023. The next prime is 20201112047. The reversal of 20201112029 is 92021110202.

It is a happy number.

It is not a de Polignac number, because 20201112029 - 2²⁰ = 20200063453 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20201112029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201112023) 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, 1811579 + ... + 1822695.

It is an arithmetic number, because the mean of its divisors is an integer number (1476870648).

Almost surely, 2^20201112029 is an apocalyptic number.

It is an amenable number.

20201112029 is a deficient number, since it is larger than the sum of its proper divisors (3428818339).

20201112029 is a wasteful number, since it uses less digits than its factorization.

20201112029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17204.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 20201112029 in words is "twenty billion, two hundred one million, one hundred twelve thousand, twenty-nine".