920323021222 has 24 divisors (see below), whose sum is σ = 1520683796016. Its totient is φ = 417421158000.

The previous prime is 920323021201. The next prime is 920323021249. The reversal of 920323021222 is 222120323029.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4013154 + ... + 4236277.

It is an arithmetic number, because the mean of its divisors is an integer number (63361824834).

Almost surely, 2^920323021222 is an apocalyptic number.

920323021222 is a deficient number, since it is larger than the sum of its proper divisors (600360774794).

920323021222 is a wasteful number, since it uses less digits than its factorization.

920323021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8249916 (or 8249905 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 920323021222 in words is "nine hundred twenty billion, three hundred twenty-three million, twenty-one thousand, two hundred twenty-two".