120000210101 has 2 divisors, whose sum is σ = 120000210102. Its totient is φ = 120000210100.

The previous prime is 120000210067. The next prime is 120000210107. The reversal of 120000210101 is 101012000021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117392575876 + 2607634225 = 342626^2 + 51065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120000210101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120000210107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60000105050 + 60000105051.

It is an arithmetic number, because the mean of its divisors is an integer number (60000105051).

Almost surely, 2^120000210101 is an apocalyptic number.

It is an amenable number.

120000210101 is a deficient number, since it is larger than the sum of its proper divisors (1).

120000210101 is an equidigital number, since it uses as much as digits as its factorization.

120000210101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 120000210101 its reverse (101012000021), we get a palindrome (221012210122).

The spelling of 120000210101 in words is "one hundred twenty billion, two hundred ten thousand, one hundred one".