1020003031122 has 16 divisors (see below), whose sum is σ = 2040019478112. Its totient is φ = 339998774400.

The previous prime is 1020003031081. The next prime is 1020003031129. The reversal of 1020003031122 is 2211303000201.

It is not an unprimeable number, because it can be changed into a prime (1020003031129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 620997 + ... + 1557447.

It is an arithmetic number, because the mean of its divisors is an integer number (127501217382).

Almost surely, 2^{1020003031122} is an apocalyptic number.

1020003031122 is an abundant number, since it is smaller than the sum of its proper divisors (1020016446990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020003031122 is a wasteful number, since it uses less digits than its factorization.

1020003031122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117993.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1020003031122 its reverse (2211303000201), we get a palindrome (3231306031323).

The spelling of 1020003031122 in words is "one trillion, twenty billion, three million, thirty-one thousand, one hundred twenty-two".