97222518000 has 800 divisors, whose sum is σ = 371597466240. Its totient is φ = 24451891200.

The previous prime is 97222517993. The next prime is 97222518073. The reversal of 97222518000 is 81522279.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 159 ways as a sum of consecutive naturals, for example, 361421866 + ... + 361422134.

Almost surely, 2^97222518000 is an apocalyptic number.

97222518000 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97222518000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185798733120).

97222518000 is an abundant number, since it is smaller than the sum of its proper divisors (274374948240).

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

97222518000 is a wasteful number, since it uses less digits than its factorization.

97222518000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 97222518000 in words is "ninety-seven billion, two hundred twenty-two million, five hundred eighteen thousand".