20202102103210 has 16 divisors (see below), whose sum is σ = 36372872531592. Its totient is φ = 8078821120000.

The previous prime is 20202102103201. The next prime is 20202102103219. The reversal of 20202102103210 is 1230120120202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20202102103201) and next prime (20202102103219).

It can be written as a sum of positive squares in 4 ways, for example, as 17231639512201 + 2970462591009 = 4151101^2 + 1723503^2 .

It is not an unprimeable number, because it can be changed into a prime (20202102103219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252423151 + ... + 252503170.

Almost surely, 2^{20202102103210} is an apocalyptic number.

20202102103210 is a deficient number, since it is larger than the sum of its proper divisors (16170770428382).

20202102103210 is a wasteful number, since it uses less digits than its factorization.

20202102103210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504930329.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20202102103210 its reverse (1230120120202), we get a palindrome (21432222223412).

The spelling of 20202102103210 in words is "twenty trillion, two hundred two billion, one hundred two million, one hundred three thousand, two hundred ten".