10212221530612 has 24 divisors (see below), whose sum is σ = 18084781522080. Its totient is φ = 5045386448160.

The previous prime is 10212221530561. The next prime is 10212221530711. The reversal of 10212221530612 is 21603512221201.

It is a happy number.

It is a congruent number.

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, 30502314 + ... + 30835297.

It is an arithmetic number, because the mean of its divisors is an integer number (753532563420).

Almost surely, 2^{10212221530612} is an apocalyptic number.

It is an amenable number.

10212221530612 is a deficient number, since it is larger than the sum of its proper divisors (7872559991468).

10212221530612 is a wasteful number, since it uses less digits than its factorization.

10212221530612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61338111 (or 61338109 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 10212221530612 its reverse (21603512221201), we get a palindrome (31815733751813).

The spelling of 10212221530612 in words is "ten trillion, two hundred twelve billion, two hundred twenty-one million, five hundred thirty thousand, six hundred twelve".