311422223011020 has 96 divisors (see below), whose sum is σ = 959980430787840. Its totient is φ = 74803669896960.

The previous prime is 311422223011013. The next prime is 311422223011033. The reversal of 311422223011020 is 20110322224113.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2164386102 + ... + 2164529981.

It is an arithmetic number, because the mean of its divisors is an integer number (9999796154040).

Almost surely, 2^{311422223011020} is an apocalyptic number.

311422223011020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

311422223011020 is an abundant number, since it is smaller than the sum of its proper divisors (648558207776820).

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

311422223011020 is a wasteful number, since it uses less digits than its factorization.

311422223011020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4328916215 (or 4328916213 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 311422223011020 its reverse (20110322224113), we get a palindrome (331532545235133).

The spelling of 311422223011020 in words is "three hundred eleven trillion, four hundred twenty-two billion, two hundred twenty-three million, eleven thousand, twenty".