201100000421024 has 48 divisors (see below), whose sum is σ = 422264669353128. Its totient is φ = 93944525709312.

The previous prime is 201100000420961. The next prime is 201100000421069. The reversal of 201100000421024 is 420124000001102.

201100000421024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 181148234193424 + 19951766227600 = 13459132^2 + 4466740^2 .

It is a super-2 number, since 2×201100000421024² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a junction number, because it is equal to n+sod(n) for n = 201100000420993 and 201100000421011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1349082839 + ... + 1349231894.

Almost surely, 2^{201100000421024} is an apocalyptic number.

It is an amenable number.

201100000421024 is an abundant number, since it is smaller than the sum of its proper divisors (221164668932104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201100000421024 is a wasteful number, since it uses less digits than its factorization.

201100000421024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698314897 (or 2698314889 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 201100000421024 its reverse (420124000001102), we get a palindrome (621224000422126).

The spelling of 201100000421024 in words is "two hundred one trillion, one hundred billion, four hundred twenty-one thousand, twenty-four".