10001200020212 has 12 divisors (see below), whose sum is σ = 17789019708516. Its totient is φ = 4918622960640.

The previous prime is 10001200020209. The next prime is 10001200020239. The reversal of 10001200020212 is 21202000210001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5503594008676 + 4497606011536 = 2345974^2 + 2120756^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10001200020193 and 10001200020202.

It is a congruent number.

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, 20494262093 + ... + 20494262580.

It is an arithmetic number, because the mean of its divisors is an integer number (1482418309043).

Almost surely, 2^{10001200020212} is an apocalyptic number.

It is an amenable number.

10001200020212 is a deficient number, since it is larger than the sum of its proper divisors (7787819688304).

10001200020212 is a wasteful number, since it uses less digits than its factorization.

10001200020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40988524738 (or 40988524736 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10001200020212 its reverse (21202000210001), we get a palindrome (31203200230213).

The spelling of 10001200020212 in words is "ten trillion, one billion, two hundred million, twenty thousand, two hundred twelve".