120012020211021 has 8 divisors (see below), whose sum is σ = 160974206750784. Its totient is φ = 79528923572640.

The previous prime is 120012020210983. The next prime is 120012020211023. The reversal of 120012020211021 is 120112020210021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-120012020211021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120012020211023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119772474760 + ... + 119772475761.

It is an arithmetic number, because the mean of its divisors is an integer number (20121775843848).

Almost surely, 2^{120012020211021} is an apocalyptic number.

It is an amenable number.

120012020211021 is a deficient number, since it is larger than the sum of its proper divisors (40962186539763).

120012020211021 is a wasteful number, since it uses less digits than its factorization.

120012020211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239544950691.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120012020211021 its reverse (120112020210021), we get a palindrome (240124040421042).

The spelling of 120012020211021 in words is "one hundred twenty trillion, twelve billion, twenty million, two hundred eleven thousand, twenty-one".