1200010010099 has 4 divisors (see below), whose sum is σ = 1200013082520. Its totient is φ = 1200006937680.

The previous prime is 1200010010083. The next prime is 1200010010113. The reversal of 1200010010099 is 9900100100021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1200010010099 - 2⁴ = 1200010010083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200010010299) 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, 847397 + ... + 1765814.

It is an arithmetic number, because the mean of its divisors is an integer number (300003270630).

Almost surely, 2^{1200010010099} is an apocalyptic number.

1200010010099 is a deficient number, since it is larger than the sum of its proper divisors (3072421).

1200010010099 is an equidigital number, since it uses as much as digits as its factorization.

1200010010099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3072420.

The product of its (nonzero) digits is 162, while the sum is 23.

The spelling of 1200010010099 in words is "one trillion, two hundred billion, ten million, ten thousand, ninety-nine".