222002011210020 has 24 divisors (see below), whose sum is σ = 621605631388224. Its totient is φ = 59200536322656.

The previous prime is 222002011209941. The next prime is 222002011210037. The reversal of 222002011210020 is 20012110200222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1850016760024 + ... + 1850016760143.

It is an arithmetic number, because the mean of its divisors is an integer number (25900234641176).

Almost surely, 2^{222002011210020} is an apocalyptic number.

222002011210020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222002011210020 is an abundant number, since it is smaller than the sum of its proper divisors (399603620178204).

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

222002011210020 is a wasteful number, since it uses less digits than its factorization.

222002011210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3700033520179 (or 3700033520177 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222002011210020 its reverse (20012110200222), we get a palindrome (242014121410242).

The spelling of 222002011210020 in words is "two hundred twenty-two trillion, two billion, eleven million, two hundred ten thousand, twenty".