920211222112 has 48 divisors (see below), whose sum is σ = 2229742583712. Its totient is φ = 364039603200.

The previous prime is 920211222089. The next prime is 920211222143. The reversal of 920211222112 is 211222112029.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158000389 + ... + 158006212.

It is an arithmetic number, because the mean of its divisors is an integer number (46452970494).

Almost surely, 2^920211222112 is an apocalyptic number.

It is an amenable number.

920211222112 is an abundant number, since it is smaller than the sum of its proper divisors (1309531361600).

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

920211222112 is a wasteful number, since it uses less digits than its factorization.

920211222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316006631 (or 316006623 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 920211222112 in words is "nine hundred twenty billion, two hundred eleven million, two hundred twenty-two thousand, one hundred twelve".