120201223129999 has 32 divisors (see below), whose sum is σ = 135513583096320. Its totient is φ = 105670387536000.

The previous prime is 120201223129979. The next prime is 120201223130077. The reversal of 120201223129999 is 999921322102021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 120201223129999 - 2¹⁵ = 120201223097231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120201223129979) 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, 1136419014 + ... + 1136524780.

It is an arithmetic number, because the mean of its divisors is an integer number (4234799471760).

Almost surely, 2^{120201223129999} is an apocalyptic number.

120201223129999 is a deficient number, since it is larger than the sum of its proper divisors (15312359966321).

120201223129999 is a wasteful number, since it uses less digits than its factorization.

120201223129999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129711.

The product of its (nonzero) digits is 629856, while the sum is 52.

The spelling of 120201223129999 in words is "one hundred twenty trillion, two hundred one billion, two hundred twenty-three million, one hundred twenty-nine thousand, nine hundred ninety-nine".