210033430401 has 4 divisors (see below), whose sum is σ = 280044573872. Its totient is φ = 140022286932.

The previous prime is 210033430379. The next prime is 210033430427. The reversal of 210033430401 is 104034330012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 210033430401 - 2¹⁰ = 210033429377 is a prime.

It is a super-2 number, since 2×210033430401² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (210033430801) 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, 35005571731 + ... + 35005571736.

It is an arithmetic number, because the mean of its divisors is an integer number (70011143468).

Almost surely, 2^210033430401 is an apocalyptic number.

It is an amenable number.

210033430401 is a deficient number, since it is larger than the sum of its proper divisors (70011143471).

210033430401 is an equidigital number, since it uses as much as digits as its factorization.

210033430401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70011143470.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 210033430401 its reverse (104034330012), we get a palindrome (314067760413).

The spelling of 210033430401 in words is "two hundred ten billion, thirty-three million, four hundred thirty thousand, four hundred one".