1020122031103 has 16 divisors (see below), whose sum is σ = 1185711183360. Its totient is φ = 859499667936.

The previous prime is 1020122031079. The next prime is 1020122031133. The reversal of 1020122031103 is 3011302210201.

It is not a de Polignac number, because 1020122031103 - 2³³ = 1011532096511 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 (1020122031133) 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, 5289550 + ... + 5479012.

It is an arithmetic number, because the mean of its divisors is an integer number (74106948960).

Almost surely, 2^{1020122031103} is an apocalyptic number.

1020122031103 is a deficient number, since it is larger than the sum of its proper divisors (165589152257).

1020122031103 is a wasteful number, since it uses less digits than its factorization.

1020122031103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202566.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1020122031103 its reverse (3011302210201), we get a palindrome (4031424241304).

The spelling of 1020122031103 in words is "one trillion, twenty billion, one hundred twenty-two million, thirty-one thousand, one hundred three".