1000102201212 has 24 divisors (see below), whose sum is σ = 2333606805376. Its totient is φ = 333362400048.

The previous prime is 1000102201211. The next prime is 1000102201237. The reversal of 1000102201212 is 2121022010001.

It is a super-5 number, since 5×1000102201212⁵ (a number of 61 digits) contains 55555 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000102201211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258243 + ... + 1437669.

Almost surely, 2^{1000102201212} is an apocalyptic number.

1000102201212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000102201212 is an abundant number, since it is smaller than the sum of its proper divisors (1333504604164).

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

1000102201212 is a wasteful number, since it uses less digits than its factorization.

1000102201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250097 (or 1250095 counting only the distinct ones).

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

Adding to 1000102201212 its reverse (2121022010001), we get a palindrome (3121124211213).

The spelling of 1000102201212 in words is "one trillion, one hundred two million, two hundred one thousand, two hundred twelve".