1022222002212 has 48 divisors (see below), whose sum is σ = 2653706334720. Its totient is φ = 340290520416.

The previous prime is 1022222002199. The next prime is 1022222002231. The reversal of 1022222002212 is 2122002222201.

1022222002212 is a `hidden beast` number, since 1 + 0 + 222 + 220 + 0 + 221 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6169908 + ... + 6333419.

It is an arithmetic number, because the mean of its divisors is an integer number (55285548640).

Almost surely, 2^{1022222002212} is an apocalyptic number.

1022222002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1022222002212 is an abundant number, since it is smaller than the sum of its proper divisors (1631484332508).

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

1022222002212 is a wasteful number, since it uses less digits than its factorization.

1022222002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12504097 (or 12504089 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 1022222002212 its reverse (2122002222201), we get a palindrome (3144224224413).

The spelling of 1022222002212 in words is "one trillion, twenty-two billion, two hundred twenty-two million, two thousand, two hundred twelve".