10020102120002 has 16 divisors (see below), whose sum is σ = 16186506520632. Its totient is φ = 4624608885120.

The previous prime is 10020102119987. The next prime is 10020102120019. The reversal of 10020102120002 is 20002120102001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3678413290561 + 6341688829441 = 1917919^2 + 2518271^2 .

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, 96308 + ... + 4477664.

Almost surely, 2^{10020102120002} is an apocalyptic number.

10020102120002 is a deficient number, since it is larger than the sum of its proper divisors (6166404400630).

10020102120002 is a wasteful number, since it uses less digits than its factorization.

10020102120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4469333.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10020102120002 its reverse (20002120102001), we get a palindrome (30022222222003).

It can be divided in two parts, 100 and 20102120002, that added together give a palindrome (20102120102).

The spelling of 10020102120002 in words is "ten trillion, twenty billion, one hundred two million, one hundred twenty thousand, two".