10200120100103 has 4 divisors (see below), whose sum is σ = 10352360698680. Its totient is φ = 10047879501528.

The previous prime is 10200120100073. The next prime is 10200120100151. The reversal of 10200120100103 is 30100102100201.

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

It is a cyclic number.

It is not a de Polignac number, because 10200120100103 - 2⁸ = 10200120099847 is a prime.

It is a super-2 number, since 2×10200120100103² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200120109103) 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, 76120299188 + ... + 76120299321.

It is an arithmetic number, because the mean of its divisors is an integer number (2588090174670).

Almost surely, 2^{10200120100103} is an apocalyptic number.

10200120100103 is a deficient number, since it is larger than the sum of its proper divisors (152240598577).

10200120100103 is an equidigital number, since it uses as much as digits as its factorization.

10200120100103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152240598576.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10200120100103 its reverse (30100102100201), we get a palindrome (40300222200304).

The spelling of 10200120100103 in words is "ten trillion, two hundred billion, one hundred twenty million, one hundred thousand, one hundred three".