420403012211109 has 32 divisors (see below), whose sum is σ = 576153880936704. Its totient is φ = 272507050782720.

The previous prime is 420403012211093. The next prime is 420403012211129. The reversal of 420403012211109 is 901112210304024.

It is not a de Polignac number, because 420403012211109 - 2⁴ = 420403012211093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420403012211129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 200421904 + ... + 202508630.

It is an arithmetic number, because the mean of its divisors is an integer number (18004808779272).

Almost surely, 2^{420403012211109} is an apocalyptic number.

It is an amenable number.

420403012211109 is a deficient number, since it is larger than the sum of its proper divisors (155750868725595).

420403012211109 is a wasteful number, since it uses less digits than its factorization.

420403012211109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092317.

The product of its (nonzero) digits is 3456, while the sum is 30.

The spelling of 420403012211109 in words is "four hundred twenty trillion, four hundred three billion, twelve million, two hundred eleven thousand, one hundred nine".