210030201011011 has 4 divisors (see below), whose sum is σ = 210030254146224. Its totient is φ = 210030147875800.

The previous prime is 210030201010969. The next prime is 210030201011039. The reversal of 210030201011011 is 110110102030012.

It is a happy number.

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 210030201011011 - 2⁹ = 210030201010499 is a prime.

It is a super-2 number, since 2×210030201011011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210030201010982 and 210030201011000.

It is not an unprimeable number, because it can be changed into a prime (210030201081011) 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, 20116300 + ... + 28718041.

It is an arithmetic number, because the mean of its divisors is an integer number (52507563536556).

Almost surely, 2^{210030201011011} is an apocalyptic number.

210030201011011 is a deficient number, since it is larger than the sum of its proper divisors (53135213).

210030201011011 is an equidigital number, since it uses as much as digits as its factorization.

210030201011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53135212.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 210030201011011 its reverse (110110102030012), we get a palindrome (320140303041023).

The spelling of 210030201011011 in words is "two hundred ten trillion, thirty billion, two hundred one million, eleven thousand, eleven".