10102001220200 has 24 divisors (see below), whose sum is σ = 23487152837430. Its totient is φ = 4040800488000.

The previous prime is 10102001220197. The next prime is 10102001220209. The reversal of 10102001220200 is 202210020101.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 4605667950724 + 5496333269476 = 2146082^2 + 2344426^2 .

It is not an unprimeable number, because it can be changed into a prime (10102001220209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25255002851 + ... + 25255003250.

Almost surely, 2^{10102001220200} is an apocalyptic number.

10102001220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10102001220200 is an abundant number, since it is smaller than the sum of its proper divisors (13385151617230).

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

10102001220200 is a wasteful number, since it uses less digits than its factorization.

10102001220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50510006117 (or 50510006108 counting only the distinct ones).

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

Adding to 10102001220200 its reverse (202210020101), we get a palindrome (10304211240301).

The spelling of 10102001220200 in words is "ten trillion, one hundred two billion, one million, two hundred twenty thousand, two hundred".