210221112011034 has 8 divisors (see below), whose sum is σ = 420442224022080. Its totient is φ = 70073704003676.

The previous prime is 210221112011033. The next prime is 210221112011039. The reversal of 210221112011034 is 430110211122012.

It is a sphenic number, since it is the product of 3 distinct primes.

210221112011034 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 210221112011034.

It is not an unprimeable number, because it can be changed into a prime (210221112011033) 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, 17518426000914 + ... + 17518426000925.

It is an arithmetic number, because the mean of its divisors is an integer number (52555278002760).

Almost surely, 2^{210221112011034} is an apocalyptic number.

210221112011034 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210221112011034 is a wasteful number, since it uses less digits than its factorization.

210221112011034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35036852001844.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 210221112011034 its reverse (430110211122012), we get a palindrome (640331323133046).

The spelling of 210221112011034 in words is "two hundred ten trillion, two hundred twenty-one billion, one hundred twelve million, eleven thousand, thirty-four".