210120200120001 has 32 divisors (see below), whose sum is σ = 290320231651200. Its totient is φ = 135016912235520.

The previous prime is 210120200119967. The next prime is 210120200120011. The reversal of 210120200120001 is 100021002021012.

It is not a de Polignac number, because 210120200120001 - 2¹⁰ = 210120200118977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210120200120011) 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, 197904766 + ... + 198963656.

It is an arithmetic number, because the mean of its divisors is an integer number (9072507239100).

Almost surely, 2^{210120200120001} is an apocalyptic number.

It is an amenable number.

210120200120001 is a deficient number, since it is larger than the sum of its proper divisors (80200031531199).

210120200120001 is a wasteful number, since it uses less digits than its factorization.

210120200120001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062849.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210120200120001 its reverse (100021002021012), we get a palindrome (310141202141013).

The spelling of 210120200120001 in words is "two hundred ten trillion, one hundred twenty billion, two hundred million, one hundred twenty thousand, one".