222002021012020 has 12 divisors (see below), whose sum is σ = 466204244125284. Its totient is φ = 88800808404800.

The previous prime is 222002021011987. The next prime is 222002021012047. The reversal of 222002021012020 is 20210120200222.

222002021012020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 52440683660836 + 169561337351184 = 7241594^2 + 13021572^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222002021011985 and 222002021012003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5550050525281 + ... + 5550050525320.

It is an arithmetic number, because the mean of its divisors is an integer number (38850353677107).

Almost surely, 2^{222002021012020} is an apocalyptic number.

222002021012020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222002021012020 is an abundant number, since it is smaller than the sum of its proper divisors (244202223113264).

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

222002021012020 is a wasteful number, since it uses less digits than its factorization.

222002021012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100101050610 (or 11100101050608 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 222002021012020 its reverse (20210120200222), we get a palindrome (242212141212242).

The spelling of 222002021012020 in words is "two hundred twenty-two trillion, two billion, twenty-one million, twelve thousand, twenty".