100012011201 has 8 divisors (see below), whose sum is σ = 148165942560. Its totient is φ = 66674674116.

The previous prime is 100012011193. The next prime is 100012011271. The reversal of 100012011201 is 102110210001.

It is a happy number.

It is not a de Polignac number, because 100012011201 - 2³ = 100012011193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (100012011271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1852074255 + ... + 1852074308.

It is an arithmetic number, because the mean of its divisors is an integer number (18520742820).

Almost surely, 2^100012011201 is an apocalyptic number.

It is an amenable number.

100012011201 is a deficient number, since it is larger than the sum of its proper divisors (48153931359).

100012011201 is an equidigital number, since it uses as much as digits as its factorization.

100012011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3704148572 (or 3704148566 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100012011201 its reverse (102110210001), we get a palindrome (202122221202).

It can be divided in two parts, 10001 and 2011201, that added together give a palindrome (2021202).

The spelling of 100012011201 in words is "one hundred billion, twelve million, eleven thousand, two hundred one".