2103103212122 has 96 divisors (see below), whose sum is σ = 3615522220800. Its totient is φ = 915695383680.

The previous prime is 2103103212107. The next prime is 2103103212143. The reversal of 2103103212122 is 2212123013012.

It is a junction number, because it is equal to n+sod(n) for n = 2103103212094 and 2103103212103.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 822487268 + ... + 822489824.

It is an arithmetic number, because the mean of its divisors is an integer number (37661689800).

Almost surely, 2^{2103103212122} is an apocalyptic number.

2103103212122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2103103212122 is a deficient number, since it is larger than the sum of its proper divisors (1512419008678).

2103103212122 is a wasteful number, since it uses less digits than its factorization.

2103103212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3492 (or 3481 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2103103212122 its reverse (2212123013012), we get a palindrome (4315226225134).

The spelling of 2103103212122 in words is "two trillion, one hundred three billion, one hundred three million, two hundred twelve thousand, one hundred twenty-two".