1210020322103 has 16 divisors (see below), whose sum is σ = 1259994459360. Its totient is φ = 1161024883200.

The previous prime is 1210020322099. The next prime is 1210020322111. The reversal of 1210020322103 is 3012230200121.

It is a cyclic number.

It is not a de Polignac number, because 1210020322103 - 2² = 1210020322099 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 (1210020322163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28132268 + ... + 28175246.

It is an arithmetic number, because the mean of its divisors is an integer number (78749653710).

Almost surely, 2^{1210020322103} is an apocalyptic number.

1210020322103 is a deficient number, since it is larger than the sum of its proper divisors (49974137257).

1210020322103 is a wasteful number, since it uses less digits than its factorization.

1210020322103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54338.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1210020322103 its reverse (3012230200121), we get a palindrome (4222250522224).

The spelling of 1210020322103 in words is "one trillion, two hundred ten billion, twenty million, three hundred twenty-two thousand, one hundred three".