210010001120001 has 12 divisors (see below), whose sum is σ = 305736344589312. Its totient is φ = 138904252708536.

The previous prime is 210010001119993. The next prime is 210010001120021. The reversal of 210010001120001 is 100021100010012.

It is a happy number.

It is not a de Polignac number, because 210010001120001 - 2³ = 210010001119993 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 (210010001120021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91867890861 + ... + 91867893146.

It is an arithmetic number, because the mean of its divisors is an integer number (25478028715776).

Almost surely, 2^{210010001120001} is an apocalyptic number.

It is an amenable number.

210010001120001 is a deficient number, since it is larger than the sum of its proper divisors (95726343469311).

210010001120001 is a wasteful number, since it uses less digits than its factorization.

210010001120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183735784140 (or 183735784137 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 210010001120001 its reverse (100021100010012), we get a palindrome (310031101130013).

The spelling of 210010001120001 in words is "two hundred ten trillion, ten billion, one million, one hundred twenty thousand, one".