120021020001211 has 8 divisors (see below), whose sum is σ = 138075269936384. Its totient is φ = 102193867549800.

The previous prime is 120021020001191. The next prime is 120021020001247. The reversal of 120021020001211 is 112100020120021.

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

It is not a de Polignac number, because 120021020001211 - 2¹³ = 120021019993019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120021020001191 and 120021020001200.

It is not an unprimeable number, because it can be changed into a prime (120021020001011) 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, 56774369805 + ... + 56774371918.

It is an arithmetic number, because the mean of its divisors is an integer number (17259408742048).

Almost surely, 2^{120021020001211} is an apocalyptic number.

120021020001211 is a deficient number, since it is larger than the sum of its proper divisors (18054249935173).

120021020001211 is a wasteful number, since it uses less digits than its factorization.

120021020001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113548741881.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120021020001211 its reverse (112100020120021), we get a palindrome (232121040121232).

The spelling of 120021020001211 in words is "one hundred twenty trillion, twenty-one billion, twenty million, one thousand, two hundred eleven".