120102851 has 16 divisors (see below), whose sum is σ = 135185760. Its totient is φ = 105742080.

The previous prime is 120102821. The next prime is 120102863. The reversal of 120102851 is 158201021.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120102851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120102821) 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, 108935 + ... + 110031.

It is an arithmetic number, because the mean of its divisors is an integer number (8449110).

Almost surely, 2^120102851 is an apocalyptic number.

120102851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120102851 is a deficient number, since it is larger than the sum of its proper divisors (15082909).

120102851 is a wasteful number, since it uses less digits than its factorization.

120102851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414.

The product of its (nonzero) digits is 160, while the sum is 20.

The square root of 120102851 is about 10959.1446290301. The cubic root of 120102851 is about 493.3832926132.

Adding to 120102851 its reverse (158201021), we get a palindrome (278303872).

The spelling of 120102851 in words is "one hundred twenty million, one hundred two thousand, eight hundred fifty-one".