120012020110005 has 16 divisors (see below), whose sum is σ = 192021708162624. Its totient is φ = 64005585396480.

The previous prime is 120012020109983. The next prime is 120012020110013. The reversal of 120012020110005 is 500011020210021.

It is not a de Polignac number, because 120012020110005 - 2⁶ = 120012020109941 is a prime.

It is a super-2 number, since 2×120012020110005² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50380084 + ... + 52708413.

It is an arithmetic number, because the mean of its divisors is an integer number (12001356760164).

Almost surely, 2^{120012020110005} is an apocalyptic number.

120012020110005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120012020110005 is a deficient number, since it is larger than the sum of its proper divisors (72009688052619).

120012020110005 is a wasteful number, since it uses less digits than its factorization.

120012020110005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103166116.

The product of its (nonzero) digits is 40, while the sum is 15.

Adding to 120012020110005 its reverse (500011020210021), we get a palindrome (620023040320026).

The spelling of 120012020110005 in words is "one hundred twenty trillion, twelve billion, twenty million, one hundred ten thousand, five".