10210202120 has 32 divisors (see below), whose sum is σ = 23533274520. Its totient is φ = 3984468480.

The previous prime is 10210202117. The next prime is 10210202131. The reversal of 10210202120 is 2120201201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4037585764 + 6172616356 = 63542^2 + 78566^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3111227 + ... + 3114506.

Almost surely, 2^10210202120 is an apocalyptic number.

10210202120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10210202120 is an abundant number, since it is smaller than the sum of its proper divisors (13323072400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10210202120 is a wasteful number, since it uses less digits than its factorization.

10210202120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6225785 (or 6225781 counting only the distinct ones).

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

Adding to 10210202120 its reverse (2120201201), we get a palindrome (12330403321).

The spelling of 10210202120 in words is "ten billion, two hundred ten million, two hundred two thousand, one hundred twenty".