10212100021102 has 16 divisors (see below), whose sum is σ = 18110128116960. Its totient is φ = 4225696560288.

The previous prime is 10212100021061. The next prime is 10212100021213. The reversal of 10212100021102 is 20112000121201.

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, 12576477453 + ... + 12576478264.

It is an arithmetic number, because the mean of its divisors is an integer number (1131883007310).

Almost surely, 2^{10212100021102} is an apocalyptic number.

10212100021102 is a deficient number, since it is larger than the sum of its proper divisors (7898028095858).

10212100021102 is a wasteful number, since it uses less digits than its factorization.

10212100021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25152955755.

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

Adding to 10212100021102 its reverse (20112000121201), we get a palindrome (30324100142303).

The spelling of 10212100021102 in words is "ten trillion, two hundred twelve billion, one hundred million, twenty-one thousand, one hundred two".