100012201001009 has 4 divisors (see below), whose sum is σ = 109104219273840. Its totient is φ = 90920182728180.

The previous prime is 100012201000967. The next prime is 100012201001017. The reversal of 100012201001009 is 900100102210001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100012201001009 - 2⁴⁰ = 98912689373233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100012201001029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4546009136399 + ... + 4546009136420.

It is an arithmetic number, because the mean of its divisors is an integer number (27276054818460).

Almost surely, 2^{100012201001009} is an apocalyptic number.

It is an amenable number.

100012201001009 is a deficient number, since it is larger than the sum of its proper divisors (9092018272831).

100012201001009 is an equidigital number, since it uses as much as digits as its factorization.

100012201001009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9092018272830.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 100012201001009 in words is "one hundred trillion, twelve billion, two hundred one million, one thousand, nine".