10221121210102 has 64 divisors (see below), whose sum is σ = 16923480698880. Its totient is φ = 4591148688000.

The previous prime is 10221121210093. The next prime is 10221121210147. The reversal of 10221121210102 is 20101212112201.

10221121210102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3861396943 + ... + 3861399589.

It is an arithmetic number, because the mean of its divisors is an integer number (264429385920).

Almost surely, 2^{10221121210102} is an apocalyptic number.

10221121210102 is a deficient number, since it is larger than the sum of its proper divisors (6702359488778).

10221121210102 is a wasteful number, since it uses less digits than its factorization.

10221121210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5437.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10221121210102 its reverse (20101212112201), we get a palindrome (30322333322303).

The spelling of 10221121210102 in words is "ten trillion, two hundred twenty-one billion, one hundred twenty-one million, two hundred ten thousand, one hundred two".