10120212001 has 2 divisors, whose sum is σ = 10120212002. Its totient is φ = 10120212000.

The previous prime is 10120211953. The next prime is 10120212031. The reversal of 10120212001 is 10021202101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8809699600 + 1310512401 = 93860^2 + 36201^2 .

It is a cyclic number.

It is not a de Polignac number, because 10120212001 - 2¹³ = 10120203809 is a prime.

It is not a weakly prime, because it can be changed into another prime (10120212031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060106000 + 5060106001.

It is an arithmetic number, because the mean of its divisors is an integer number (5060106001).

Almost surely, 2^10120212001 is an apocalyptic number.

It is an amenable number.

10120212001 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120212001 is an equidigital number, since it uses as much as digits as its factorization.

10120212001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10120212001 its reverse (10021202101), we get a palindrome (20141414102).

The spelling of 10120212001 in words is "ten billion, one hundred twenty million, two hundred twelve thousand, one".