1012200022103 has 4 divisors (see below), whose sum is σ = 1012561138008. Its totient is φ = 1011838906200.

The previous prime is 1012200022013. The next prime is 1012200022121. The reversal of 1012200022103 is 3012200022101.

It is a happy number.

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 1012200022103 - 2³⁶ = 943480545367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012200022153) 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, 180553748 + ... + 180559353.

It is an arithmetic number, because the mean of its divisors is an integer number (253140284502).

Almost surely, 2^{1012200022103} is an apocalyptic number.

1012200022103 is a deficient number, since it is larger than the sum of its proper divisors (361115905).

1012200022103 is an equidigital number, since it uses as much as digits as its factorization.

1012200022103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361115904.

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

Adding to 1012200022103 its reverse (3012200022101), we get a palindrome (4024400044204).

The spelling of 1012200022103 in words is "one trillion, twelve billion, two hundred million, twenty-two thousand, one hundred three".