120012021021201 has 32 divisors (see below), whose sum is σ = 163504885910400. Its totient is φ = 78272582169600.

The previous prime is 120012021021157. The next prime is 120012021021229. The reversal of 120012021021201 is 102120120210021.

It is not a de Polignac number, because 120012021021201 - 2¹³ = 120012021013009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120012021021241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82806025 + ... + 84242873.

It is an arithmetic number, because the mean of its divisors is an integer number (5109527684700).

Almost surely, 2^{120012021021201} is an apocalyptic number.

It is an amenable number.

120012021021201 is a deficient number, since it is larger than the sum of its proper divisors (43492864889199).

120012021021201 is a wasteful number, since it uses less digits than its factorization.

120012021021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438417.

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

Adding to 120012021021201 its reverse (102120120210021), we get a palindrome (222132141231222).

The spelling of 120012021021201 in words is "one hundred twenty trillion, twelve billion, twenty-one million, twenty-one thousand, two hundred one".