10212211110212 has 6 divisors (see below), whose sum is σ = 17871369442878. Its totient is φ = 5106105555104.

The previous prime is 10212211110209. The next prime is 10212211110223. The reversal of 10212211110212 is 21201111221201.

It can be written as a sum of positive squares in only one way, i.e., 9821053428736 + 391157681476 = 3133856^2 + 625426^2 .

It is a super-2 number, since 2×10212211110212² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276526388773 + ... + 1276526388780.

It is an arithmetic number, because the mean of its divisors is an integer number (2978561573813).

Almost surely, 2^{10212211110212} is an apocalyptic number.

It is an amenable number.

10212211110212 is a deficient number, since it is larger than the sum of its proper divisors (7659158332666).

10212211110212 is a wasteful number, since it uses less digits than its factorization.

10212211110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553052777557 (or 2553052777555 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10212211110212 its reverse (21201111221201), we get a palindrome (31413322331413).

The spelling of 10212211110212 in words is "ten trillion, two hundred twelve billion, two hundred eleven million, one hundred ten thousand, two hundred twelve".