120000212001 has 48 divisors (see below), whose sum is σ = 181055347200. Its totient is φ = 76516513920.

The previous prime is 120000211973. The next prime is 120000212023. The reversal of 120000212001 is 100212000021.

It is not a de Polignac number, because 120000212001 - 2¹⁴ = 120000195617 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (120000212401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8244136 + ... + 8258678.

It is an arithmetic number, because the mean of its divisors is an integer number (3771986400).

Almost surely, 2^120000212001 is an apocalyptic number.

It is an amenable number.

120000212001 is a deficient number, since it is larger than the sum of its proper divisors (61055135199).

120000212001 is a wasteful number, since it uses less digits than its factorization.

120000212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15006 (or 15003 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 120000212001 its reverse (100212000021), we get a palindrome (220212212022).

The spelling of 120000212001 in words is "one hundred twenty billion, two hundred twelve thousand, one".