10102112021002 has 16 divisors (see below), whose sum is σ = 15523827431112. Its totient is φ = 4927519860480.

The previous prime is 10102112020981. The next prime is 10102112021077. The reversal of 10102112021002 is 20012021120101.

It can be written as a sum of positive squares in 4 ways, for example, as 5044646268841 + 5057465752161 = 2246029^2 + 2248881^2 .

It is a super-2 number, since 2×10102112021002² (a number of 27 digits) contains 22 as substring.

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, 3046803 + ... + 5430214.

Almost surely, 2^{10102112021002} is an apocalyptic number.

10102112021002 is a deficient number, since it is larger than the sum of its proper divisors (5421715410110).

10102112021002 is a wasteful number, since it uses less digits than its factorization.

10102112021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8491593.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10102112021002 its reverse (20012021120101), we get a palindrome (30114133141103).

Subtracting 10102112021002 from its reverse (20012021120101), we obtain a palindrome (9909909099099).

The spelling of 10102112021002 in words is "ten trillion, one hundred two billion, one hundred twelve million, twenty-one thousand, two".