210001012007 has 4 divisors (see below), whose sum is σ = 210111482616. Its totient is φ = 209890541400.

The previous prime is 210001011991. The next prime is 210001012051. The reversal of 210001012007 is 700210100012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210001012007 - 2⁴ = 210001011991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210001011982 and 210001012000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210001012307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55232453 + ... + 55236254.

It is an arithmetic number, because the mean of its divisors is an integer number (52527870654).

Almost surely, 2^210001012007 is an apocalyptic number.

210001012007 is a deficient number, since it is larger than the sum of its proper divisors (110470609).

210001012007 is a wasteful number, since it uses less digits than its factorization.

210001012007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110470608.

The product of its (nonzero) digits is 28, while the sum is 14.

Adding to 210001012007 its reverse (700210100012), we get a palindrome (910211112019).

The spelling of 210001012007 in words is "two hundred ten billion, one million, twelve thousand, seven".