210243321210412 has 24 divisors (see below), whose sum is σ = 420492401794080. Its totient is φ = 90103046367360.

The previous prime is 210243321210401. The next prime is 210243321210431. The reversal of 210243321210412 is 214012123342012.

It is a super-2 number, since 2×210243321210412² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49340737 + ... + 53432152.

It is an arithmetic number, because the mean of its divisors is an integer number (17520516741420).

Almost surely, 2^{210243321210412} is an apocalyptic number.

It is an amenable number.

210243321210412 is an abundant number, since it is smaller than the sum of its proper divisors (210249080583668).

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

210243321210412 is a wasteful number, since it uses less digits than its factorization.

210243321210412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102845961 (or 102845959 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 210243321210412 its reverse (214012123342012), we get a palindrome (424255444552424).

The spelling of 210243321210412 in words is "two hundred ten trillion, two hundred forty-three billion, three hundred twenty-one million, two hundred ten thousand, four hundred twelve".