210001004045 has 32 divisors (see below), whose sum is σ = 290703720960. Its totient is φ = 142650869760.

The previous prime is 210001004039. The next prime is 210001004123. The reversal of 210001004045 is 540400100012.

It is not a de Polignac number, because 210001004045 - 2¹⁸ = 210000741901 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8051225 + ... + 8077265.

It is an arithmetic number, because the mean of its divisors is an integer number (9084491280).

Almost surely, 2^210001004045 is an apocalyptic number.

It is an amenable number.

210001004045 is a deficient number, since it is larger than the sum of its proper divisors (80702716915).

210001004045 is a wasteful number, since it uses less digits than its factorization.

210001004045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28205.

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 210001004045 its reverse (540400100012), we get a palindrome (750401104057).

The spelling of 210001004045 in words is "two hundred ten billion, one million, four thousand, forty-five".