10021120000252 has 12 divisors (see below), whose sum is σ = 18102668387776. Its totient is φ = 4848929032320.

The previous prime is 10021120000183. The next prime is 10021120000253. The reversal of 10021120000252 is 25200002112001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021120000253) 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, 40407741813 + ... + 40407742060.

Almost surely, 2^{10021120000252} is an apocalyptic number.

It is an amenable number.

10021120000252 is a deficient number, since it is larger than the sum of its proper divisors (8081548387524).

10021120000252 is a wasteful number, since it uses less digits than its factorization.

10021120000252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80815483908 (or 80815483906 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 10021120000252 its reverse (25200002112001), we get a palindrome (35221122112253).

The spelling of 10021120000252 in words is "ten trillion, twenty-one billion, one hundred twenty million, two hundred fifty-two", and thus it is an aban number.