10102001220203 has 4 divisors (see below), whose sum is σ = 10108794766560. Its totient is φ = 10095207673848.

The previous prime is 10102001220197. The next prime is 10102001220209. The reversal of 10102001220203 is 30202210020101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10102001220197) and next prime (10102001220209).

It is a cyclic number.

It is not a de Polignac number, because 10102001220203 - 2⁴ = 10102001220187 is a prime.

It is a super-2 number, since 2×10102001220203² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 3396770948 + ... + 3396773921.

It is an arithmetic number, because the mean of its divisors is an integer number (2527198691640).

Almost surely, 2^{10102001220203} is an apocalyptic number.

10102001220203 is a deficient number, since it is larger than the sum of its proper divisors (6793546357).

10102001220203 is an equidigital number, since it uses as much as digits as its factorization.

10102001220203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6793546356.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10102001220203 its reverse (30202210020101), we get a palindrome (40304211240304).

The spelling of 10102001220203 in words is "ten trillion, one hundred two billion, one million, two hundred twenty thousand, two hundred three".