222878142000 has 960 divisors, whose sum is σ = 854409314304. Its totient is φ = 56043187200.

The previous prime is 222878141999. The next prime is 222878142001. The reversal of 222878142000 is 241878222.

222878142000 is a `hidden beast` number, since 2 + 228 + 7 + 8 + 1 + 420 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (222878141999) and next prime (222878142001).

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

It is not an unprimeable number, because it can be changed into a prime (222878142001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1419605922 + ... + 1419606078.

Almost surely, 2^222878142000 is an apocalyptic number.

222878142000 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 222878142000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (427204657152).

222878142000 is an abundant number, since it is smaller than the sum of its proper divisors (631531172304).

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

222878142000 is a wasteful number, since it uses less digits than its factorization.

222878142000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345 (or 317 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 36.

The spelling of 222878142000 in words is "two hundred twenty-two billion, eight hundred seventy-eight million, one hundred forty-two thousand".