1020103030311 has 32 divisors (see below), whose sum is σ = 1388310865920. Its totient is φ = 666029704704.

The previous prime is 1020103030307. The next prime is 1020103030357. The reversal of 1020103030311 is 1130303010201.

It is not a de Polignac number, because 1020103030311 - 2² = 1020103030307 is a prime.

It is a super-2 number, since 2×1020103030311² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020103030301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 390992575 + ... + 390995183.

It is an arithmetic number, because the mean of its divisors is an integer number (43384714560).

Almost surely, 2^{1020103030311} is an apocalyptic number.

1020103030311 is a deficient number, since it is larger than the sum of its proper divisors (368207835609).

1020103030311 is a wasteful number, since it uses less digits than its factorization.

1020103030311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6175.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 1020103030311 its reverse (1130303010201), we get a palindrome (2150406040512).

The spelling of 1020103030311 in words is "one trillion, twenty billion, one hundred three million, thirty thousand, three hundred eleven".