1000012211202 has 64 divisors (see below), whose sum is σ = 2045411222400. Its totient is φ = 325893387200.

The previous prime is 1000012211167. The next prime is 1000012211207. The reversal of 1000012211202 is 2021122100001.

It is a super-2 number, since 2×1000012211202² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1000012211207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 513088924 + ... + 513090872.

It is an arithmetic number, because the mean of its divisors is an integer number (31959550350).

Almost surely, 2^{1000012211202} is an apocalyptic number.

1000012211202 is an abundant number, since it is smaller than the sum of its proper divisors (1045399011198).

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

1000012211202 is an frugal number, since it uses more digits than its factorization.

1000012211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2340 (or 2138 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1000012211202 its reverse (2021122100001), we get a palindrome (3021134311203).

The spelling of 1000012211202 in words is "one trillion, twelve million, two hundred eleven thousand, two hundred two".