31103020300130 has 16 divisors (see below), whose sum is σ = 56084877823104. Its totient is φ = 12419110057200.

The previous prime is 31103020300127. The next prime is 31103020300133. The reversal of 31103020300130 is 3100302030113.

It is an interprime number because it is at equal distance from previous prime (31103020300127) and next prime (31103020300133).

It is a junction number, because it is equal to n+sod(n) for n = 31103020300099 and 31103020300108.

It is not an unprimeable number, because it can be changed into a prime (31103020300133) 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, 2762251946 + ... + 2762263205.

It is an arithmetic number, because the mean of its divisors is an integer number (3505304863944).

Almost surely, 2^{31103020300130} is an apocalyptic number.

31103020300130 is a deficient number, since it is larger than the sum of its proper divisors (24981857522974).

31103020300130 is a wasteful number, since it uses less digits than its factorization.

31103020300130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5524515721.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 31103020300130 its reverse (3100302030113), we get a palindrome (34203322330243).

The spelling of 31103020300130 in words is "thirty-one trillion, one hundred three billion, twenty million, three hundred thousand, one hundred thirty".