1002100211212 has 12 divisors (see below), whose sum is σ = 1756035637776. Its totient is φ = 500375743280.

The previous prime is 1002100211137. The next prime is 1002100211227. The reversal of 1002100211212 is 2121120012001.

It is a super-2 number, since 2×1002100211212² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002100211192 and 1002100211201.

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, 168587239 + ... + 168593182.

It is an arithmetic number, because the mean of its divisors is an integer number (146336303148).

Almost surely, 2^{1002100211212} is an apocalyptic number.

It is an amenable number.

1002100211212 is a deficient number, since it is larger than the sum of its proper divisors (753935426564).

1002100211212 is a wasteful number, since it uses less digits than its factorization.

1002100211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337181168 (or 337181166 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1002100211212 its reverse (2121120012001), we get a palindrome (3123220223213).

The spelling of 1002100211212 in words is "one trillion, two billion, one hundred million, two hundred eleven thousand, two hundred twelve".