10122212021012 has 192 divisors, whose sum is σ = 23072359833600. Its totient is φ = 3778329784320.

The previous prime is 10122212020997. The next prime is 10122212021023. The reversal of 10122212021012 is 21012021222101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83933837 + ... + 84054347.

It is an arithmetic number, because the mean of its divisors is an integer number (120168540800).

Almost surely, 2^{10122212021012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10122212021012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11536179916800).

10122212021012 is an abundant number, since it is smaller than the sum of its proper divisors (12950147812588).

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

10122212021012 is a wasteful number, since it uses less digits than its factorization.

10122212021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120746 (or 120744 counting only the distinct ones).

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

Adding to 10122212021012 its reverse (21012021222101), we get a palindrome (31134233243113).

The spelling of 10122212021012 in words is "ten trillion, one hundred twenty-two billion, two hundred twelve million, twenty-one thousand, twelve".