1000000220212 has 48 divisors (see below), whose sum is σ = 2087374867200. Its totient is φ = 409855894272.

The previous prime is 1000000220209. The next prime is 1000000220221. The reversal of 1000000220212 is 2120220000001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3116664 + ... + 3422512.

It is an arithmetic number, because the mean of its divisors is an integer number (43486976400).

Almost surely, 2^{1000000220212} is an apocalyptic number.

It is an amenable number.

1000000220212 is an abundant number, since it is smaller than the sum of its proper divisors (1087374646988).

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

1000000220212 is a wasteful number, since it uses less digits than its factorization.

1000000220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310960 (or 310958 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1000000220212 its reverse (2120220000001), we get a palindrome (3120220220213).

The spelling of 1000000220212 in words is "one trillion, two hundred twenty thousand, two hundred twelve".