311100221032030 has 48 divisors (see below), whose sum is σ = 598999562607600. Its totient is φ = 116261518310784.

The previous prime is 311100221031973. The next prime is 311100221032031. The reversal of 311100221032030 is 30230122001113.

It is a junction number, because it is equal to n+sod(n) for n = 311100221031989 and 311100221032007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311100221032031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 683599455 + ... + 684054394.

It is an arithmetic number, because the mean of its divisors is an integer number (12479157554325).

Almost surely, 2^{311100221032030} is an apocalyptic number.

311100221032030 is a deficient number, since it is larger than the sum of its proper divisors (287899341575570).

311100221032030 is a wasteful number, since it uses less digits than its factorization.

311100221032030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367653945 (or 1367653922 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 311100221032030 its reverse (30230122001113), we get a palindrome (341330343033143).

The spelling of 311100221032030 in words is "three hundred eleven trillion, one hundred billion, two hundred twenty-one million, thirty-two thousand, thirty".