222020021012000 has 192 divisors, whose sum is σ = 583546184728416. Its totient is φ = 82722314649600.

The previous prime is 222020021011969. The next prime is 222020021012183. The reversal of 222020021012000 is 210120020222.

It can be written as a sum of positive squares in 16 ways, for example, as 5834872140304 + 216185148871696 = 2415548^2 + 14703236^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10233899 + ... + 23425898.

Almost surely, 2^{222020021012000} is an apocalyptic number.

222020021012000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222020021012000 is an abundant number, since it is smaller than the sum of its proper divisors (361526163716416).

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

222020021012000 is a wasteful number, since it uses less digits than its factorization.

222020021012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33659936 (or 33659918 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 222020021012000 its reverse (210120020222), we get a palindrome (222230141032222).

The spelling of 222020021012000 in words is "two hundred twenty-two trillion, twenty billion, twenty-one million, twelve thousand".