120001001219 has 16 divisors (see below), whose sum is σ = 132096515040. Its totient is φ = 108103618560.

The previous prime is 120001001179. The next prime is 120001001221. The reversal of 120001001219 is 912100100021.

It is a cyclic number.

It is not a de Polignac number, because 120001001219 - 2⁸ = 120001000963 is a prime.

It is a super-2 number, since 2×120001001219² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120001001197 and 120001001206.

It is not an unprimeable number, because it can be changed into a prime (120001003219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9362087 + ... + 9374895.

It is an arithmetic number, because the mean of its divisors is an integer number (8256032190).

Almost surely, 2^120001001219 is an apocalyptic number.

120001001219 is a deficient number, since it is larger than the sum of its proper divisors (12095513821).

120001001219 is a wasteful number, since it uses less digits than its factorization.

120001001219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20470.

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

The spelling of 120001001219 in words is "one hundred twenty billion, one million, one thousand, two hundred nineteen".