10212403422156 has 96 divisors (see below), whose sum is σ = 27201426416640. Its totient is φ = 2954176717824.

The previous prime is 10212403422119. The next prime is 10212403422181. The reversal of 10212403422156 is 65122430421201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 282525 + ... + 4528203.

It is an arithmetic number, because the mean of its divisors is an integer number (283348191840).

Almost surely, 2^{10212403422156} 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 10212403422156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13600713208320).

10212403422156 is an abundant number, since it is smaller than the sum of its proper divisors (16989022994484).

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

10212403422156 is a wasteful number, since it uses less digits than its factorization.

10212403422156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4246623 (or 4246621 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 10212403422156 its reverse (65122430421201), we get a palindrome (75334833843357).

The spelling of 10212403422156 in words is "ten trillion, two hundred twelve billion, four hundred three million, four hundred twenty-two thousand, one hundred fifty-six".