120100201019 has 4 divisors (see below), whose sum is σ = 127164918744. Its totient is φ = 113035483296.

The previous prime is 120100200977. The next prime is 120100201043. The reversal of 120100201019 is 910102001021.

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 120100201019 - 2³² = 115805233723 is a prime.

It is a super-2 number, since 2×120100201019² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 7064717707 = 120100201019 / (1 + 2 + 0 + 1 + 0 + 0 + 2 + 0 + 1 + 0 + 1 + 9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120100200988 and 120100201006.

It is not an unprimeable number, because it can be changed into a prime (120100201049) 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, 3532358837 + ... + 3532358870.

It is an arithmetic number, because the mean of its divisors is an integer number (31791229686).

Almost surely, 2^120100201019 is an apocalyptic number.

120100201019 is a deficient number, since it is larger than the sum of its proper divisors (7064717725).

120100201019 is an equidigital number, since it uses as much as digits as its factorization.

120100201019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7064717724.

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

The spelling of 120100201019 in words is "one hundred twenty billion, one hundred million, two hundred one thousand, nineteen".