222638702000 has 480 divisors, whose sum is σ = 645832789056. Its totient is φ = 73178112000.

The previous prime is 222638701997. The next prime is 222638702021. The reversal of 222638702000 is 207836222.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1970253944 + ... + 1970254056.

Almost surely, 2^222638702000 is an apocalyptic number.

222638702000 is a gapful number since it is divisible by the number (20) 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 222638702000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322916394528).

222638702000 is an abundant number, since it is smaller than the sum of its proper divisors (423194087056).

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

222638702000 is a wasteful number, since it uses less digits than its factorization.

222638702000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The spelling of 222638702000 in words is "two hundred twenty-two billion, six hundred thirty-eight million, seven hundred two thousand".