222222212002020 has 24 divisors (see below), whose sum is σ = 622222193605824. Its totient is φ = 59259256533856.

The previous prime is 222222212002013. The next prime is 222222212002027. The reversal of 222222212002020 is 20200212222222.

It is an interprime number because it is at equal distance from previous prime (222222212002013) and next prime (222222212002027).

It is not an unprimeable number, because it can be changed into a prime (222222212002027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1851851766624 + ... + 1851851766743.

It is an arithmetic number, because the mean of its divisors is an integer number (25925924733576).

Almost surely, 2^{222222212002020} is an apocalyptic number.

222222212002020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222222212002020 is an abundant number, since it is smaller than the sum of its proper divisors (399999981603804).

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

222222212002020 is a wasteful number, since it uses less digits than its factorization.

222222212002020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703703533379 (or 3703703533377 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 222222212002020 its reverse (20200212222222), we get a palindrome (242422424224242).

The spelling of 222222212002020 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, two hundred twelve million, two thousand, twenty".