10212212021012 has 6 divisors (see below), whose sum is σ = 17871371036778. Its totient is φ = 5106106010504.

The previous prime is 10212212020999. The next prime is 10212212021021. The reversal of 10212212021012 is 21012021221201.

It can be written as a sum of positive squares in only one way, i.e., 9825880159876 + 386331861136 = 3134626^2 + 621556^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276526502623 + ... + 1276526502630.

It is an arithmetic number, because the mean of its divisors is an integer number (2978561839463).

Almost surely, 2^{10212212021012} is an apocalyptic number.

It is an amenable number.

10212212021012 is a deficient number, since it is larger than the sum of its proper divisors (7659159015766).

10212212021012 is a wasteful number, since it uses less digits than its factorization.

10212212021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553053005257 (or 2553053005255 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10212212021012 its reverse (21012021221201), we get a palindrome (31224233242213).

The spelling of 10212212021012 in words is "ten trillion, two hundred twelve billion, two hundred twelve million, twenty-one thousand, twelve".