1002001210212 has 12 divisors (see below), whose sum is σ = 2338002823856. Its totient is φ = 334000403400.

The previous prime is 1002001210163. The next prime is 1002001210291. The reversal of 1002001210212 is 2120121002001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1002001210212² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 83500100851 = 1002001210212 / (1 + 0 + 0 + 2 + 0 + 0 + 1 + 2 + 1 + 0 + 2 + 1 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41750050414 + ... + 41750050437.

Almost surely, 2^{1002001210212} is an apocalyptic number.

1002001210212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002001210212 is an abundant number, since it is smaller than the sum of its proper divisors (1336001613644).

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

1002001210212 is a wasteful number, since it uses less digits than its factorization.

1002001210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83500100858 (or 83500100856 counting only the distinct ones).

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

Adding to 1002001210212 its reverse (2120121002001), we get a palindrome (3122122212213).

The spelling of 1002001210212 in words is "one trillion, two billion, one million, two hundred ten thousand, two hundred twelve".