120120101210103 has 4 divisors (see below), whose sum is σ = 160160134946808. Its totient is φ = 80080067473400.

The previous prime is 120120101210077. The next prime is 120120101210107. The reversal of 120120101210103 is 301012101021021.

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 120120101210103 - 2²⁸ = 120119832774647 is a prime.

It is a super-4 number, since 4×120120101210103⁴ (a number of 57 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120120101210107) 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, 20020016868348 + ... + 20020016868353.

It is an arithmetic number, because the mean of its divisors is an integer number (40040033736702).

Almost surely, 2^{120120101210103} is an apocalyptic number.

120120101210103 is a deficient number, since it is larger than the sum of its proper divisors (40040033736705).

120120101210103 is an equidigital number, since it uses as much as digits as its factorization.

120120101210103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40040033736704.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 120120101210103 its reverse (301012101021021), we get a palindrome (421132202231124).

The spelling of 120120101210103 in words is "one hundred twenty trillion, one hundred twenty billion, one hundred one million, two hundred ten thousand, one hundred three".